cigarette smoke detector

Product Detailed Description

Main Features
    ●   Photoelectric sensing technology 
    ●   Easy installation and maintenance 
    ●   Battery case at the back of a sensor for easy removal of a battery
    ●   Sleek low-profile housing design
    ●   Low-battery warning
    ●   Test button verifies battery and alarm operation
    ●   Sounding a loud alarm signal of exceeding 85 dB in alarm mode 
    ●   Five-year limited warranty
 
    Specifications
    Smoke Sensitivity:               0.01 dB/m to 0.02dB/m   
    Power Supply:                    9V Carbon Zinc/Alkaline/Lithium Batttery
    Battery Life:                    >12months   
    Low battery life:                >30days   
    Alarm indicator:                 continuously emitting red light and shounder         
    Temperature:                     0℃ - 50℃   
    Humidity:                        10%-90%RH, no condensation or icing
    Dimensions (L x W x H):          Ø107x35 mm