Graffiti Wifi Door And Window Sensor $ 7.17 Product information: Working Voltage : 3V(2AAA battery) Working Current : 19~59mA Standby Current : 35uA Connect Method: WIFI (802.11b/g/n) WiFi Distance: 30M(No obstacles) Installation Distance: 2CM Trigger Distance: 2~3cm Working Temperature: -10~55 Packing size :6327*78MM Packing list: Sensor X1PCSProduct Image:
