Henan Hanwei Electronics Co. Ltd

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Standalone Vending Alcohol Tester with 4-digit Display, Powered by AC Adapter	Coin-operated Vending Breathalyzer with Fuel Cell Sensor and Four-digit Display	Household Gas Alarm with High-quality Flat Surfaced Sensor and MCU Control	Economic Gas Leak Alarm with High-quality Flat Surface Sensor
Gas Detector, Measures 126 x 78 x 37mm, with ≤3W Power Consumption	Carbon Monoxide Alarm Sensor with LCD Display and 3V DC Power Supply	Alcohol tester