Features

•      Monitors the opening / closing of doors and windows
•      Highly extensive and reliable communication range
•      Allows the creation of scenes of security systems and home automation to turn on / off the devices
•      Minimum power consumption
•      Long battery life
•      Discreet, small and elegant design
•      Tamper protection to prevent unauthorized removal
•      Mounting on door or window frames
•      Supervisory signals ensure proper operation
•      Low battery detection
•      Suitable for residential and commercial use

Specs

•      RF frequency: 868MHz
•      Power: 1 3V CR2450 lithium battery
•      Battery life of up to 8 years
•      -10 ° C ~ + 45 ° C operating temperature
•      Relative humidity up to 85% (without condensation)
•      Contact dimensions: 52.8 x 28.6 x 9.9 mm
•      Magnetic dimensions: 25 x 15 x 7.35 mm