1. Material: ABS
2. Battery: LR44X3 (included)
3. Host size: 65x34x16.5 mm
4. Weight: 42g
5. Remote control size: 36x10x14 mm
6. Sensing range: 8-15 mm
7. Standby time: about 1 year
8. Standby current: less than or equal to 6uAh
9. According to the triangle mounting marks of door sensor and magnetic stripe, it can be installed in left and right adjustment positions
10. 5 modes of alarm/doorbell(alarm 30 seconds mode, doorbell mode, alarm mode, beep mode and delayed alarm mode), can be installed in both directions, 130dB super loud alarm sound
12. Working principle: when the door is opened, the door magnet and the magnetic strip are separated and the 8-15 mm alarm sounds and closes to stop the alarm