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Cons [35] of Kungfuren Alcohol Tester, Accurate Pro..	Strength
complete waste "this is a complete waste of money!"	99.9%
seriously avoid "00 reading the test is either faulty or fake but for the price i'd seriously avoid"	99.6%
totally inaccurate "i also think the product gives totally inaccurate readings"	99.4%
very inaccurate "this device is very inaccurate and can give a completely different reading when used consecutively by the same person"	98.6%
feels cheap "feels cheap"	91.4%
only gripe "comes with a nice carry case to boot lol my only gripe is that it would have been good if it came with rechargeable batteries but hey ho i guess you can’t have everything lol ok i’ll stop waffling now"	74.9%
pointless gadget "this is a pointless gadget that gives you completely different reading every time i’ve done the test and it gave me a red light indicating over the limit then done the test 1 minute after and get a green light indicating fine to drive with zero alcohol reading"	74.8%
does n't work "doesn’t work"	74.8%
disposable tests "he has to work weekends and is worried if he’s ok to drive the next day because he’s drank the night before so he buys disposable tests which can work out to be quite expensive after a while so i thought i’d buy him this so he didn’t have to"	74.5%
replacement product "since my writing this review kungfuren has not only refunded my money but also sent me a replacement product at no cost"	73.8%
drops several seconds "the count down also drops several seconds rapidly"	73.2%
incomplete and confusing "there are instructions in english and instructions in german both are incomplete and confusing"	73.2%
totally unreliable "this product takes away the guesswork which i not understand can be totally unreliable"	72.8%
little gadget "great little gadget"	69.1%
damaged item "i received this item and the lcd screen wont turn on looks as though it’s a damaged item"	66.9%
over limit "it’s very clear green your good to drive orange ur on limit and red is over limit"	64.3%
been inconsistent "however some readings have been inconsistent"	60.6%
just a pity "it is just a pity they did not respond like this when i first contacted them"	59.5%
after visiting "as i've gotten older my friends live further away so this will be great to check myself after visiting!"	58.6%
true the test "not true the test"	57.6%
just a drop "i know all the arguments but i feel it would be good to know that if i have just a drop more it could take me over the limit!"	57.5%
missing mouthpieces "after much debate kungfuren finally agreed to send me the missing mouthpieces and said they would be with me in 15 days"	55.9%
made out of plastic "completely made out of plastic it’s light and portable even though it isn’t exactly feeling sturdy"	55.7%
were unreliable "unfortunately the readings were unreliable and after following the manufacturer's instructions would only give a reading of 0"	55.1%
it's not as useful "if you want to use this to see how pissed you and your mates get it's not as useful :"	55.1%
checked the guidelines "we are going on holiday to france this summer and it’s now a requirement to carry a breathalyser with you at all times in a vehicle i have checked the guidelines and believe that this is more than sufficient to make us law abiding"	55.0%
not feel this product "therefore i do not feel this product is safe"	54.7%
will not happen again "they also assure me they have greatly improved their customer service so problems like i experienced will not happen again"	54.6%
n't drink and drive "i don't drink and drive but there's been a few mornings after i've actually wanted to check i'm ok"	54.6%
no longer amazon's "i note that it is no longer amazon's choice as it was when i bought it"	54.3%
results are really "easy to use but results are really bad!"	53.7%
struggled with "only thing i struggled with was working out what the 'limit' is on the chart as one side is in chinese and the other english"	53.1%
lcd screen wont turn "i received this item and the lcd screen wont turn on looks as though it’s a damaged item"	52.6%
quite disappointed though "quite disappointed though"	52.6%
not accurate and vary "the published numbers are not accurate and vary depending on my food consumption etc"	51.6%
...

Cons [17] of Drivaid Alcohol Tester Breathalyzer, P..	Strength
extremely annoying "what i don't like is the very loud continuous beep it makes when it gives you the reading which i find extremely annoying so it certainly can not be used discreetly"	99.7%
does n't change "so as the reading doesn’t change after you’ve gone over the drink drive limit it isn’t the product for me"	74.5%
washed & used "there is a pack of fifteen blow tubes provided in the kit to be honest i'm sure there is no reason why these can't be washed & used again if rinsed thoroughly"	72.6%
main negative "the main negative is it didn’t show an increased reading between one glass of wine and three with a break in between for the alcohol to get into my system "	72.2%
very stringently "with today's drink driving laws being very stringently enforced it is amazing that for less than £20 you have the equipment to check that you and your family friends even work colleagues are keeping on the right side of the law let alone taking risks with peoples' lives"	68.4%
been drinking "drivaid alcohol tester breathalyser this is a handy little device to have it should never be relied on 100 percent that you are safe to drive as the best policy is not to drive if you've been drinking"	68.4%
waste your money "don’t waste your money!"	68.1%
were missing "on inspection 2 of the 3 battery connectors were missing"	67.8%
totally useless "totally useless"	65.8%
zero reading "the amount of alcohol has risen with the amount i drank prior to testing so i was confident that the zero reading the following morning was accurate"	61.9%
caution reading "have me a caution reading"	60.2%
what i do n't like "what i don't like is the very loud continuous beep it makes when it gives you the reading which i find extremely annoying so it certainly can not be used discreetly"	55.2%
three with a break "the main negative is it didn’t show an increased reading between one glass of wine and three with a break in between for the alcohol to get into my system "	55.1%
settling a disagreement "this is a great little device for confirming the amount of alcohol consumed and for settling a disagreement!"	55.0%
prove they are "when someone has a different view to yours about the meaning of "just a small one"and insists that they are legal to drive it is easier to persuade them otherwise when you bring out this useful device to prove they are not"	53.7%
plastic mouthpieces "it would be nice to see a reusable mouthpiece or non plastic mouthpieces going forward"	53.1%
alcohol tester "my dad owns the pub and this alcohol tester was really helpful for lads who take some drinks and check the level to find out if they are under the limit"	50.8%
...

Pros [121] of Kungfuren Alcohol Tester, Accurate Pro..	Strength
highly recommend in both products "highly recommend"	99.6%
nice carry case in both products "its very simple to use and comes with a nice carry case which fits the tester and the additional mouth pieces which also came with the tester"	75.0%
carry case in both products "comes with extra mouth pieces and a carry case"	72.6%
very easy to in both products "very well packaged unit well designed and very easy to use"	63.4%
easy to understand in both products "really easy to use and instructions are easy to understand"	62.7%
very simple to in both products "its very simple to use and comes with a nice carry case which fits the tester and the additional mouth pieces which also came with the tester"	61.9%
very accurate in both products "this product is very accurate comes with 10 different heads to use on it and a nice pouch too keep it in"	60.7%
safe to drive in both products "i bought this just cause i was curious how long it's takes to be safe to drive 0"	58.8%
excellent product "excellent product very handy to have coming up to the christmas party season"	100.0%
brilliant product "brilliant product"	99.9%
really good "really good breathalyser"	99.3%
more detailed "good value for money instructions could be more detailed obviously set up for rest of europe and not uk"	99.1%
works perfectly "works perfectly and is so easy to read"	98.6%
well designed "very well packaged unit well designed and very easy to use"	94.6%
very well presented "having said that this breathalyser is very well presented and so easy to use"	92.9%
great breathalyser "great breathalyser"	88.0%
great sense "i can safely sit behind the wheel and there is a great sense of confidence to that"	75.0%
handy case "very accurate and comes in a good portable size with a handy case"	75.0%
nice pouch "this product is very accurate comes with 10 different heads to use on it and a nice pouch too keep it in"	74.9%
very quickly "it registered very quickly"	74.8%
nice design "it has a nice design with a clear view of the numbers blood alcohol level on the front which tells you exactly how much alcohol is in your blood"	74.7%
have eaten "all too much of course and will vary on the persons weight how much they have eaten and all that"	74.6%
life saver "just having this as a back up could be a life saver!"	74.6%
works fine "the replacement works fine"	74.6%
handy thing "such a handy thing to have in my handbag after a night out!"	74.4%
fairly generous "after a fairly generous helping of gin it stayed 0 and green 🤷‍♀️"	74.3%
good value "good value for money instructions could be more detailed obviously set up for rest of europe and not uk"	74.3%
actually chart "the english instructions were fine but the actually chart was in chinese but i think hope i've worked it out!"	74.1%
professional tester "have another professional tester which shows this is overly inaccurate pessimistic on readings"	74.0%
beep signals "compact device easy and quick to use just fit the tube press the button and wait for countdown before you blow beep signals when to stop result shown on clear display"	73.9%
accurate device "it's a good gimmick to have i wouldn't trust it as an accurate device in terms of driving only needs 2 aa batteries"	73.9%
metabolism alcohol "i’d recommend this fascinating as a tool to raise your awareness around alcohol and the way in which you metabolism alcohol"	73.9%
easy to read "works perfectly and is so easy to read"	73.9%
excellent device "excellent device to have to hand gives you peace of mind that you’re within legal limits"	73.7%
good product "good product"	73.7%
good quality "good quality as well and has 10 pieces with it"	73.3%
replacement blow pieces "the breathalyser is very easy to use it comes with a great carry pouch and several new washable replacement blow pieces"	73.1%
strong enough "initial thoughts build quality is good has a glittery black plastic like casing seems strong enough although the flip out piece seems to be made of a cheaper plastic"	73.0%
pretty accurate "it seems pretty accurate too when comparing roughly what i’ve drunk to where i think i should be halfway to drink drive limit after a pint"	72.9%
pretty reliable "seems pretty reliable easy enough to use!"	72.6%
high readings like "high readings like 0"	72.5%
strong beer "one strong beer brings you to about 0"	72.2%
very similar "very well made device very simple to use and was pretty accurate as i went through and police checkpoint and for very similar reading"	72.1%
good gimmick "it's a good gimmick to have i wouldn't trust it as an accurate device in terms of driving only needs 2 aa batteries"	71.8%
tube press "compact device easy and quick to use just fit the tube press the button and wait for countdown before you blow beep signals when to stop result shown on clear display"	70.1%
handy carrying pouch "compact and portable with a handy carrying pouch"	70.1%
great purchase "it’s a product everyone should have in there car great purchase works perfect"	69.5%
good quality tester "seems like a good quality tester"	69.4%
great design "great design with 10 mouth pieces that you can clean for reuse so plenty of tests and a carry bag to store it in the car"	68.5%
around alcohol "i’d recommend this fascinating as a tool to raise your awareness around alcohol and the way in which you metabolism alcohol"	67.7%
great little device "great little device and my brother is chuffed with it : very cheap for what it is i think"	67.5%
really does work "really does work"	67.4%
flashes green to tell "there’s a light that flashes green to tell you are safe to drive an orange light to say you are nearly at your limit and a red light to tell you you are over your limit and it’s not safe to drive"	67.3%
peace of mind "excellent device to have to hand gives you peace of mind that you’re within legal limits"	66.8%
fits the tester "its very simple to use and comes with a nice carry case which fits the tester and the additional mouth pieces which also came with the tester"	66.3%
appears consistent "very simple to use and appears consistent"	66.0%
pleased with "good little gadget very pleased with it"	65.8%
quite accurate "seems quite accurate and good quality"	65.6%
tracked well "this device tracked well with my drinks for that night"	65.5%
worth buying "definitely worth buying"	65.5%
really accurate "seems really accurate i used it early morning after a night of heavy drinking as a test and it showed as much"	65.4%
solid unit "if you follow those rules it seems to be a solid unit"	65.2%
does the job perfectly "easy to use and does the job perfectly"	64.8%
very well made "very well made device very simple to use and was pretty accurate as i went through and police checkpoint and for very similar reading"	64.3%
great accurate device "great accurate device useful and fun on nights out as well!"	64.3%
color indicators "works fast and has led color indicators aswell as a percentage!"	64.0%
clear display and works "clear display and works wel"	63.6%
small and easy to "small and easy to use"	63.6%
really easy to "product is really easy to use"	63.6%
simple switch "i think its important to write reviews as it was a review that made me but this item it comes with spare tips so if you have friends or family that need to use it they can its so simple switch on blow for 10 secs there is a count down and you get a traffic light and a % comes in nice case that you could either leave in your bag or car "	63.4%
money instructions "good value for money instructions could be more detailed obviously set up for rest of europe and not uk"	62.6%
very good product "very good product easy to use perfect for the morning after a night of drinking for peace of mind!"	62.6%
perfect for the morning "very good product easy to use perfect for the morning after a night of drinking for peace of mind!"	62.3%
quality is good "initial thoughts build quality is good has a glittery black plastic like casing seems strong enough although the flip out piece seems to be made of a cheaper plastic"	62.1%
brings back "which brings back 0!"	62.0%
excellent little device "excellent little device for the money brought it into work to show everyone and they all loved it"	61.9%
work very well "seems to work very well simple to use "	61.8%
somewhat longer time "quarter bottle of brandy with somewhat longer time gap makes it go quite crazy"	61.8%
super easy to "it definitely does the job and it’s super easy to use"	61.8%
easy enough to "seems pretty reliable easy enough to use!"	61.1%
works well "works well and the readings are accurate"	60.8%
still nice "unnecessary use of plastic bags but it's still nice to have"	60.8%
give accurate results "this unit is easy to use and seems to give accurate results"	60.2%
very easy to use "the breathalyser is very easy to use it comes with a great carry pouch and several new washable replacement blow pieces"	60.1%
when sober "currently 4 starts as i've only used this when sober"	60.0%
it's interesting "it’s interesting"	59.9%
great carry pouch "the breathalyser is very easy to use it comes with a great carry pouch and several new washable replacement blow pieces"	59.7%
worth having "definitely worth having!"	59.6%
very compact "it’s very compact"	59.6%
with a nice "it came with a nice bag"	59.6%
been fantastic "this has been fantastic as he no longer has to worry whether he is safe to drive the following day"	59.5%
does everything "does everything i'd want it to really useful on a night out"	59.4%
accurate and easy to "works very well accurate and easy to use"	58.4%
which is very nice "there also a fabric pouch to carry this in which is very nice"	58.3%
it's quite "in a weird way it's quite fun"	58.1%
good portable size "very accurate and comes in a good portable size with a handy case"	57.5%
a cheaper plastic "initial thoughts build quality is good has a glittery black plastic like casing seems strong enough although the flip out piece seems to be made of a cheaper plastic"	56.0%
brought it into work "excellent little device for the money brought it into work to show everyone and they all loved it"	56.0%
stayed 0 and green 🤷‍♀️ "after a fairly generous helping of gin it stayed 0 and green 🤷‍♀️"	56.0%
clear view "it has a nice design with a clear view of the numbers blood alcohol level on the front which tells you exactly how much alcohol is in your blood"	55.9%
very well packaged "very well packaged unit well designed and very easy to use"	55.4%
great product "great product!"	55.0%
what is drank "can't comment on the accuracy because i don't have anything to go from but i tried it as i was drinking and it seemed about right for what is drank"	54.9%
friends and family "very easy to use very accurate and affordable would recommend to friends and family and ideal if u unsure if u are over drink driving limit"	54.6%
comes in nice case "i think its important to write reviews as it was a review that made me but this item it comes with spare tips so if you have friends or family that need to use it they can its so simple switch on blow for 10 secs there is a count down and you get a traffic light and a % comes in nice case that you could either leave in your bag or car "	54.2%
working fine "try and it's working fine i will try after couple shot!"	54.1%
useful on a night "does everything i'd want it to really useful on a night out"	53.9%
longer than expected "another time it will longer than expected to be fit to drive"	53.8%
they all loved "excellent little device for the money brought it into work to show everyone and they all loved it"	53.7%
price its reasonable "so a big 5* from me and price its reasonable too "	52.9%
legal to drive "still not legal to drive"	52.3%
your awareness "i’d recommend this fascinating as a tool to raise your awareness around alcohol and the way in which you metabolism alcohol"	52.3%
very understanding "they were quick to respond to all my emails and very understanding of my situation"	52.0%
small compact "it is small compact and easy to use"	52.0%
dead on really "not amazing build quality bit flimsy feeling but for the price is dead on really"	51.9%
lots of mouth pieces "it comes with lots of mouth pieces which will last forever because he’s the only one using it anyway"	51.6%
recommend to anyone "would recommend to anyone looking for one"	51.6%
brings you to about "one strong beer brings you to about 0"	51.4%
drink driving limit "very easy to use very accurate and affordable would recommend to friends and family and ideal if u unsure if u are over drink driving limit"	50.8%
excellent battery life "small and compact with excellent battery life"	50.4%
quite fun `` testing "would have liked if it came with batteries but seemingly accurate readings and was quite fun “testing” it"	50.2%
...

Pros [46] of Drivaid Alcohol Tester Breathalyzer, P..	Strength
nice carry case in both products "it comes in a nice carry case with batterys and spare tubes for blowing into the machine as far as i can tell its got good accuracy and once warmed up it seemed to get better"	75.0%
carry case in both products "first thoughts it feels well made comes with all accessories even a carry case"	72.6%
very easy to in both products "very easy to use"	63.4%
easy to understand in both products "instructions are clear and easy to understand"	62.7%
very accurate in both products "the results are very accurate"	60.7%
very simple to in both products "the pros: this one is really reasonably priced it is very simple to use and gives you a reading of how much alcohol is in your system even if it doesn’t increase after a certain point "	55.4%
very handy "a very handy gadget which should only be used as a guide always use common sense & air on the side of caution recommended!"	75.0%
feels well "first thoughts it feels well made comes with all accessories even a carry case"	74.9%
really well "works really well"	74.9%
back compartment "comes with plenty of spare mouthpiece tips in the packet and holds 5 or so soares in the back compartment"	74.9%
have handy "what an excellent and practical machine to have handy"	74.8%
give values "downside is although appears accurate doesn't give values the same as a police breathalyser you just need to be aware of the different units of measurement and you're fine"	74.7%
operating machinery "really useful for you if you want to check your alcohol level before driving or operating machinery"	74.3%
very useful "ok this device is very good and very useful it’s good to know that the morning after i have been drinking that i am safe to drive again"	74.3%
remnants of alcohol "for me this is useful to have just as a precaution to see if there are any remnants of alcohol from the previous day or an early morning sip"	73.3%
good accuracy "it comes in a nice carry case with batterys and spare tubes for blowing into the machine as far as i can tell its got good accuracy and once warmed up it seemed to get better"	72.9%
highly recommended "using this device provides you with a guide line for judging how much alcohol is still in your system highly recommended!"	72.6%
great piece "great piece of essential kit to keep you safe during the holiday period or after a party etc"	72.4%
recommend this "i would recommend this to anyone who drives a lot and who drinks in the evenings or at weekends because you may well be still be “over the limit” the following morning – be safe and check yourself!"	70.9%
fine support tool "a fine support tool"	69.7%
measure the alcohol "it gives a few different options of how to measure the alcohol in your system including what they use in england for the drink drive limit"	66.0%
brought this device "i have brought this device to use in the mornings to make sure i am not over the limit"	65.2%
single blow tube "a single blow tube is used you can insert it either side of the tester whichever is preferable"	62.6%
fun drinking game "as a bonus this makes a fun drinking game with my friends in the pub who can hit the highest score!"	62.2%
much alcohol "using this device provides you with a guide line for judging how much alcohol is still in your system highly recommended!"	59.5%
stored in your vehicle "this is supplied in a very nice padded carry case this can be carried or stored in your vehicle ready for use"	59.3%
safe to drive again "ok this device is very good and very useful it’s good to know that the morning after i have been drinking that i am safe to drive again"	58.6%
recommend this product "i recommend this product it's worth it "	58.5%
device is very good "ok this device is very good and very useful it’s good to know that the morning after i have been drinking that i am safe to drive again"	58.2%
really clear "there is only one button so it is really clear how to use it"	57.9%
quick and accurate "easy to operate and quick and accurate"	57.8%
device is warming "you will see a count down ticker while the device is warming up"	57.6%
good indicator "good indicator recommend you blow three times for accuracy"	57.5%
it's worth "i recommend this product it's worth it "	56.8%
carry one in their "i think everyone who drives should carry one in their car and it should be a standard procedure to use it before starting up the car the morning after"	56.4%
great value "great value bit of kit well recommended and will be purchasing more for our other cars"	56.3%
easy to use and results "easy to use and results seem accurate"	56.0%
guide line "using this device provides you with a guide line for judging how much alcohol is still in your system highly recommended!"	55.8%
very clear "it is very easy to use the display is very clear"	55.6%
accurate enough for "simple to use and accurate enough for wot we need"	52.8%
easy to use the display "it is very easy to use the display is very clear"	52.0%
appears to work well "i've used the unit a number of times now and it appears to work well"	51.3%
seems to be accurate "it is easy to use and seems to be accurate and all you need it to do is tell you if you are over the limit or not which it does"	50.9%
excellent and practical "what an excellent and practical machine to have handy"	50.9%
safe and check yourself "i would recommend this to anyone who drives a lot and who drinks in the evenings or at weekends because you may well be still be “over the limit” the following morning – be safe and check yourself!"	50.8%
intoxicated everyone "i wanted the product more as a nobility to pull out on a night out to see how intoxicated everyone was"	50.2%
...