Door contact 433mhz for our own brand range of alarm systems.
They can detect state of the door or window (open or closed) and report to your smart phone through the alarm system.
Wireless and battery powered. battery life 12- 18 months. The sensor can also report when the battery gets low.
Complete with the magnet needed to trigger the sensor. Gap between the sensor and the magnet up to 2cm.
1. Power DC 12V(12V 23A battery)
2. Standby Currents: less than 25uA
3. Alarm Current: less than 20mA
4. Wireless Distance: 100m (open area)
5. Wireless Frequency:433MHZ
6. Case Material: ABS plastics
7. Operating Temperature: -10 ~ 55 degrees
8. Humidity up to 80%
9. Transmitters Size: 74*34*15 mm
Magnet Size: 64*13 *13 mm
10. 2-way door sensor with open/close code