Eyes4u LED Digital Display Carbon Monoxide CO Detector Voice Strobe Alarm Sensor Home Wireless Security Alarm System with Battery Backup [並行輸入品]

商品説明

Size:about 9CM X 13CM(W/H) 1.Power:3*AAA battery 4.5V 2.Standby Current:15uA 3.Working Temperature:4℃-38℃ 4.Working Humidity:relative humidity 10%-95% 5.Concentration of Alarm:150PPM(±50PPM) 6.Alarm Time:Concentration exceed 200PPM will keep alarm 7.Wireless transmitting distance:100 meters(In open area) may influence the efficiency of the sensor. Don't install the system in the dirty,dusty,or oily place,like kitchen,garage.Dust or household chemical may stain on the senor of the alarm system shich will influence the fuction of the sensor.It's normal that in kitchen,around furnace and other gas applicance may cause high concentration of carbon monoxide in short time.If install the alarm system near these appliance which may cause false alarm frequently. (If to install the alarm system in kitchen or around these applicance,please adjust the distance.) Don't block the air intake hole.Install the alarm system in the air ventilation place and make sure the alar system will not be covered or blocked by curtain,furniture or other object. Don't install in the place that has strong wind from the celling fan or near the door and window. Packing 1 X Host,1 X User guide