This Breathalyser - Improved Technology is a nifty keyring accessory. A black plastic breathalyser with a metal keyring and a yellow LED light, making it essential to have on your favourite bunch of keys. Includes 2 x AAA batteries.

How To Use:
- Press and hold the power button throughout the start-up and testing. First the yellow and red light on the LED will light up to indicate warming-up. Then the green light will light up to indicate ready for testing.
- Blow into the inhaler for 3-5 seconds.
- If only green light comes on, then the alcohol level is less than 0.02%.
- If only yellow light comes on, then the alcohol level is between 0.02% and 0.05%.
- If yellow and red lights comes on, then the alcohol level is over 0.05%.

Price Includes: 1 Colour, 1 Position Pad Print (Setup Fees Apply)