Door/Window Contact  C3

This contact can be installed on doors, windows, and any other objects that can be open and close.

Specification

Power Supply ：1 x CR2470 3V battery
Static Current <5 uA
Alarm Current <9 mA
Transmitting Distance <80 m (open area/no interference)
Radio Frequency ：315 MHz or 433.92 MHz
Housing Material ：ABS Plastic
Operating Condition Temperature 0°C~+55°C
Relative Humidity <80% (non-condensing)
Transmitter Dimensions： 60 x 45 x 17 mm (L x W x H)
Magnet Dimensions： 19 x 45 x 17 mm (L x W x H )