$10.99 – Digital Alcohol Tester LCD Display Breathalyzer (Banggood, Aliexpress: Digital Alcohol Tester LCD Display High-precision Breathalyzer Professional Alcohol Breath Rechargeable Alcotester Drunk Driving Test – #1 (the best price with coupon)).
The coupon price for Digital Alcohol Tester LCD Display Breathalyzer is $10.99 (in Banggood). Go down and check coupons out. Remember to check price history if it is available. Best price?
Latest coupon code price check (UTC time):
Banggood ($10.99)
Banggood warehouse is located in China. As you can see I didn’t find any active coupon for this product right now… Price? Pretty good price – average ($11.25) is higher than current one!
Link: Banggood product page
Price: $10.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG28a357, BGAMMT03
(probably won’t work, but you can try them out)
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Do you need price history chart (for all/most countries) for Digital Alcohol Tester LCD Display Breathalyzer? There we go. The lowest price was: $9.5.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).