Keychain Breathalyzer Portable Digital Breath Alcohol Tester Backlit LED Digital Accurate BAC Detector with 5 Mouthpieces for Personal Use

Portable breathalyzer is designed to help you drive safely after drinking in a business negotiation, family gathering, party, dating or more situations. It adopts sensitive semiconductor alcohol sensor which brings quick and accurate results. Better repeat testing for 2-3 times and DO NOT drive if it shows "Caution" or "Danger".

• Backlit LED digital display, clear at a glance. Caution: 0.02% BAC (0.2-0.5g/L); Danger: ?0.05% BAC (0.5g/L), with sound alarm
• Adopts semiconductor alcohol sensor, easy operation, quick and accurate result. Better repeat testing for 2-3 times
• 5 mouthpieces in total can be easily replaced; rotate to install or remove
• Battery operated, auto shutdown after about 10s idle time to save energy
• Compact and lightweight, portable to carry in pocket, backpack, laptop bag, car and so on

Specifications:

• Material: ABS
• Sensor: Semiconductor Alcohol Sensor
• Accuracy: -0.01~0.02% BAC (0.05% BAC Alarm Value)
• Preheat Time: 10s
• Blow Time: within 10s (Better for 3-5s)
• Power Supply: 2 * AAA Battery (Not Included)
• Auto Shutdown: about 10s
• Item Size: Approx. 11 * 3 * 7cm / 4.33 * 1.18 * 2.76in
• Item Weight: Approx. 40g / 1.41oz