• 【High Precision Alcohol Detection】This portable breathalyzer accurately measures alcohol concentration in breath, providing reliable results for personal or professional use.
• 【Tri-Color Indicator System】Features green, yellow, and red LED indicators for clear and instant visual feedback on alcohol levels.
• 【Semiconductor Sensor Technology】Utilizes advanced semiconductor gas sensor technology for precise and consistent measurements.
• 【Wide Operating Temperature Range】Functions effectively from -5℃ to 45℃, suitable for various environmental conditions.
• 【Integrated LED Emergency Light】Equipped with a white LED light for added functionality and safety in low-light situations.
• 【Portable Design】Compact and lightweight, making it ideal for use at home, in vehicles, or for law enforcement purposes.

Specifications:

• Measurement object: Alcohol concentration in breath
• Detection method: Semiconductor gas sensor
• Working voltage: 4.5V
• Using temperature range: -5℃～45℃
• Storage temperature range: -20℃~50℃
• Indicator light: green/yellow/red
• Battery: 3 AAA 1.5V batteries (not included) 
• Current: 120mA 
• LED emergency light: white light
• Language: English