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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 [15] of Drivaid Alcohol Tester Breathalyzer, P..	Strength
were not clear "this lost a star only because the instructions were not clear"	75.0%
zero tolerance "i will use this a lot the day after i've had a drink especially as i visit family a lot in scotland and they have zero tolerance"	74.4%
spare mouthpieces "also has loads spare mouthpieces "	70.4%
blow then blow "pop in the included batteries and attach a tube wait till it says blow then blow"	69.6%
expensive price "i wouldn’t say it’s expensive price is very affordable"	69.0%
unsure of the accuracy "seems to be a great piece of kit unsure of the accuracy but would seem to be there or there abouts in terms of readings and in line with publicised levels"	65.7%
would just "i would not use it on a night out to see if i was ok to drive a drink i would just not drink at all if i was driving"	63.6%
only reading "i believe it to give accurate results remember that no result should be taken as verbatim and the only reading you should be driving on is a zero!"	58.6%
still did n't work "i tried new batteries and it still didn't work"	56.9%
would n't turn "unfortunately after about a fortnight it wouldn't turn on"	56.0%
not think about driving "35 do not think about driving!"	54.6%
below the limit "04 which is below the limit but if anything had happened could have been held against me if i had driven and had an incident"	53.5%
someone unfit to drive "those 2 pints might have made someone unfit to drive"	53.4%
reading is zero "always make sure you blow three separate times and the reading is zero"	52.6%
countdown 4 blow "2 wait while it pre heats 3 either wait for the countdown to get to 0 or briefly press the on button during the beep beep countdown 4 blow while it beeps solidly"	50.2%
...

Pros [121] of Kungfuren Alcohol Tester, Accurate Pro..	Strength
really good in both products "really good breathalyser"	99.3%
works fine in both products "the replacement works fine"	74.6%
good value in both products "good value for money instructions could be more detailed obviously set up for rest of europe and not uk"	74.3%
easy to read in both products "works perfectly and is so easy to read"	73.9%
good product in both products "good product"	73.7%
good quality in both products "good quality as well and has 10 pieces with it"	73.3%
pretty accurate in both products "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%
quite accurate in both products "seems quite accurate and good quality"	65.6%
very easy to in both products "very well packaged unit well designed and very easy to use"	63.4%
very good product in both products "very good product easy to use perfect for the morning after a night of drinking for peace of mind!"	62.6%
works well in both products "works well and the readings are accurate"	60.8%
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%
highly recommend "highly recommend"	99.6%
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%
nice carry case "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%
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%
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%
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%
excellent device "excellent device to have to hand gives you peace of mind that you’re within legal limits"	73.7%
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 reliable "seems pretty reliable easy enough to use!"	72.6%
carry case "comes with extra mouth pieces and a carry case"	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%
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%
easy to understand "really easy to use and instructions are easy to understand"	62.7%
money instructions "good value for money instructions could be more detailed obviously set up for rest of europe and not uk"	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%
very simple to "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%
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%
still nice "unnecessary use of plastic bags but it's still nice to have"	60.8%
very accurate "this product is very accurate comes with 10 different heads to use on it and a nice pouch too keep it in"	60.7%
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 [50] of Drivaid Alcohol Tester Breathalyzer, P..	Strength
really good in both products "seems really good and a great item to have"	99.3%
works well in both products "this one looks fine and works well too not that i am a drinker and need checking myself all the time but it’s good to have something solid"	75.0%
works fine in both products "works fine"	74.6%
good value in both products "good value for money"	74.3%
easy to read in both products "and the readout screen is very large clear and easy to read"	73.9%
pretty accurate in both products "results are shown in 3 different measures and they seem to be pretty accurate"	72.9%
quite accurate in both products "easy to use quite accurate you can take it with you everywhere"	65.6%
very easy to in both products "great display and very easy to use"	63.4%
very good product in both products "a very good product simple to use too"	62.6%
safe to drive in both products "i'm unsure if i would totally trust it to let me know if i was safe to drive but there is a disclaimer in the instructions anyway"	60.3%
really happy "really happy"	88.4%
great gadget "very good value for money and it is a great gadget in the car"	88.0%
handy item "a handy item to have in your car especially if you like to pass a pint in a pub or have a lot of christmas pudding with brandy sauce plus liquor sweets and then you are worried and not sure wether to drive or take a taxi"	75.0%
decent quality "the item came packaged well and looks decent quality"	75.0%
very handy "very handy after a long weekend"	75.0%
really well "works really well"	74.9%
glove compartment "i often travel to france and need to have breathalyser in my glove compartment"	74.7%
positive reviews "i was quite excited about this product especially with all the positive reviews"	74.6%
useful item "useful item to keep in the car just to be safe though as it states in the paperwork – not to be used to determine if you are safe to drive & test results cannot be used in court!"	74.4%
working well "i've checked the tester and it is working well"	74.3%
great item "seems really good and a great item to have"	74.2%
lasting well "its solidly built and the batteries are lasting well have had lots of friends wanting to try it!"	73.8%
great display "great display and very easy to use"	73.3%
well recommended "well recommended"	73.1%
take a taxi "i'm driving to europe quite often and also that's great to check if i am aligible to drive after a small glass of vine i had or it is better to take a taxi"	72.5%
great piece "great piece of essential kit to keep you safe during the holiday period or after a party etc"	72.4%
solidly built "its solidly built and the batteries are lasting well have had lots of friends wanting to try it!"	72.0%
nicely packaged "nicely packaged and ideal for myself and family who drive through europe every year"	69.2%
great tool "but it is a great tool to confirm what state you are in the morning after"	67.0%
very good value "very good value for money and it is a great gadget in the car"	65.2%
which is great "comes with batteries which is great and it shows the battery charge level on screen"	65.2%
easy to use also "it showed 0% when i was sure that it is really zerro and the persentage growed after we were sitting in a pub with friends yesterday the tester is easy to use also"	64.4%
that price "very good quality for that price"	64.4%
great for price "great for price"	62.5%
gathering together "i bought it for fun when me and my friends are gathering together for a drink and also is good to have it in your car"	61.7%
something solid "this one looks fine and works well too not that i am a drinker and need checking myself all the time but it’s good to have something solid"	61.7%
great fun at parties "great fun at parties too"	61.5%
cost me a fortune "kept breaking accidentally single use ones all the time and it did cost me a fortune"	61.5%
high level of alcohol "the tester seems to work as expected it showed that i had a high level of alcohol when i had drunk a few pints and then decreased after a few hours"	59.7%
climbed as expected "i've experimented during an evening of drinking with me and some motes and could see that the figure climbed as expected"	58.5%
safe than sorry "better to be safe than sorry!"	58.3%
easy to use kit comes "easy to use kit comes with loads of blow tubes as well as some in the pack"	57.3%
looks fine "this one looks fine and works well too not that i am a drinker and need checking myself all the time but it’s good to have something solid"	57.3%
give a bit of confidence "all in all i wouldn't trust my license or safety to an exact reading but this does give a bit of confidence especially the morning after the night before"	57.1%
very good quality "very good quality for that price"	55.8%
consistantly accurate "very easy to use feels sturdy and consistantly accurate"	55.0%
license or safety "all in all i wouldn't trust my license or safety to an exact reading but this does give a bit of confidence especially the morning after the night before"	54.1%
europe quite often "i'm driving to europe quite often and also that's great to check if i am aligible to drive after a small glass of vine i had or it is better to take a taxi"	51.4%
screen instructions "it’s very easy to use just turn it on and follow the screen instructions"	51.4%
work as expected "the tester seems to work as expected it showed that i had a high level of alcohol when i had drunk a few pints and then decreased after a few hours"	50.9%
...