FREE: keychain breathalyzer

The listing, keychain breathalyzer has ended.

key chain breathalyzer

it is just the key chain, no case or instructions
last photo is stock photo
I got this at Spencer Gifts -opened it, played with it, done with it.


hold down power button
wait til green light turns on
blow
it will change to either :
red(above .08%)
yellow (above .05%)
Green( none or below .05%)

meant to be for fun, do not rely on for driving


All Listia rules
will ship with tracking
please be verified


What the website says :
++ Product Description ++
Imagine the convenience and widely use, 4 in 1 multifunctional unit with alcohol breath tester, count-up and countdown timer, flashlight and keychain
Provide a simple speedy method to analysis BAC (blood alcohol concentration) at anytime and anywhere
Timer function keeps the time limit for your parking, studying, test, sport, etc.
Super bright orange LED torch function fit for your go in a dark environment
Light weight, compact and portable to carry on keychain
Best choice of gift!

Short ready time, quick response and resume
3-step alcohol test with 3 LEDs (green, yellow and red)
Exhale pipe on the top
Count-up and countdown timer with LCD indicator
"HR", "MIN", "START/STOP" 3 buttons design to complete the count-up and countdown timer function
Pre-warning signal at the last 5 and 10 minutes when setting a countdown
Orange LED flashlight function
ON/OFF sliding switch for flashlight
Portable and convenient to carry on key chain
Powered by: 2 x AAA batteries
Size: 7.0cm (L) x 3.8cm (W) x 2.2cm (H)
Weight: 20 g

Alcohol test:
1. Press and hold the "POWER" button, the green LED will keep lighting for ready in about 10 seconds, the unit enters into the testing status.
2. Wait about 10 seconds then exhale into the exhale pipe and look into the testing result (user alcohol level) as follows:
A. GREEN light on: Safe - under 0.05% BAC
B. YELLOW light on: Caution - 0.05% BAC
C. RED and YELLOW light on: Danger - over 0.05% BAC