The DigitMX DMX-AK01-MGN Wireless Contact Sensor is an accessory of Air Kit series smart alarm system. It’s fashion design, energy saving, and low battery warning supported. The main panel will send a SMS to user for battery replacement when needed. It’s easy to setup and works well with most doors and windows. When transmitter and magnet are apart, the sensor triggers alarm.
Working Voltage: DC 1.5V
Battery: 1 × AAA battery(1.5V)
Working Current: 55~65m
Standby Current: 9.5μA~11μA
Transmission Distance Without obstacle: 100m
Transmission Frequency: 433.29MHz
Working Temperature: -10???~40???
Humidity: ≤90%rh (non-condensing)
Weight: 35.5g(battery not included) 46.7g(battery included)