: Zhengzhou Tuohai Technology Co., Ltd.

World leader of sensor products factory since 1998.

China OEM/ODM Quick Analysis Breathalyzer Police Breath Alcohol Tester WG7000

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Zhengzhou Tuohai Technology Co., Ltd.

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China OEM/ODM Quick Analysis Breathalyzer Police Breath Alcohol Tester WG7000

Contact Now

China OEM/ODM Quick Analysis Breathalyzer Police Breath Alcohol Tester WG7000

indoor ambient monitoring sensor CO2 PM2.5humidity temperature air quality monitor for home office hospital school Descriptions: AM100 series is a compact indoor ambience monitoring sensor for ...

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CE airradio Smart Air Quality Monitor

AA Alkaline Batteries Air Quality Monitor

Wall Mounting pm2.5 monitoring device

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