KERUI 433mhz Wireless Door Window Sensor Open Detector GSM PSTN Home Alarm System Home Security Voice Burglar Smart Alarm System
$11.00
SPECIFICATIONSType: Wireless Door window SensorRelative humidity:: ≤95%Quantity: 1/3/5/8Power supply mode:: 1 2312V batteryOverall dimension:: 90*55*55mmOrigin: Mainland ChinaOperating frequency:: 433MHZModel Number: D025Low power alert:: indicator light is on longLaunch distance:: 100M (open space)Function: Door window open detectionBrand Name: KERUIAmbient temperature:: -10℃-50℃
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