Henan Hanwei Electronics Co. Ltd

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Air Radio Alcohol Tester	Gas Detector, Measures 126 x 78 x 37mm, with ≤3W Power Consumption	Coin-operated Vending Breathalyzer with Fuel Cell Sensor and Four-digit Display	Carbon Monoxide Alarm Sensor with LCD Display and 3V DC Power Supply
Standalone Vending Alcohol Tester with 4-digit Display, Powered by AC Adapter	Vehicle Gas Alarm System with 12V DC Working Voltage and 86 to 106kPa Pressure Limit	Coin-operated Vending Breathalyzer with Fuel Cell Sensor and Four-digit Display	Gas Alarm for Methane, Propane Gas Detection with Ventilation and Shut Off Gas Supply