3 Packs Carbon Monoxide Detectors - Hembisen CO Alarm Detector Monitor Battery Operated with Digital Display for House Kitchen Restaurant Hotel Office

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About This 【ME2 High-precision & Sensitivity Sensor】：High Reliability Electrochemical Sensor, Excellent Repeatability and Stability, Sensitive Response, Rapid Alarm. 【Micro-process ing Intelligent Recognition】：When a carbon monoxide gas leak occurs, it can quickly identify the gas and emit an alarm of 85 decibels to avoid dangerous accidents and ensure personal and property safety. 【Alarm Standard】：50ppm - Alarm within 60 to 90 minutes; 100ppm - Alarm within 10 to 40 minutes; ≥200ppm - Alarm within 1 minutes. 【Power Saving Design】: When there is no carbon monoxide gas in the surrounding environment, the device display will automatically turn off the screen and turn on the power saving mode. 【Value Package Includes】：3×carbon monoxide detector,3×2 screws, 3 manuals Overview Brand : Hembisen Style : 3 PACKS Power Source : Battery Powered Product Dimensions : 0.37"D x 2.74"W x 2.74"H Item Weight : 0.55 Pounds Alarm : Audible Sensor Type : Electrochemical Manufacturer : Shenzhen Wei 'an Environmental Protection Electronic Technology Co. LTD Show more