Rechargeable Air Blowing Alcoho Tester Lcd Display Breathalyzer

It is useful that it can accurately measure the body alcohol content just by blowing to the instrument.Without contact, it can avoid bacteria from entering your mouth, safe to use.Advanced alcohol sensor with high sensitivity and quick response.It can give a warning when the value exceed your preset value.LCD screen with backlight, convenient for night use.Compact design and portable size, convenient to carry.Testing Range: 0.00-0.20%BAC / 0.0-1.9g/lAccuracy: 0.05%bacWarm Up: 10sResponse: Less than 5sPower Supply: 2 * 1.5V AAA Batteries(Not included)Item Size: 10.5 x 4.5 x 1.5cm / 4.1 x 1.8 x 0.6inItem Weight: 50g / 1.8ozColour:blackMaterial:plasticPackage Contents:1 x Alcohol Tester1 x Carry BagOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.