1. Sound pressure: about 130dB
2. Magnetic door battery: AAA x 2 (not included)
3. Remote battery: CR2032 battery x 1 (included)
4. Remote control distance: greater than or equal to 15 meters (open space)
5. Door magnetic induction range: greater than or equal to 15 mm
6. Weight: 75g
7. Host size: 90x43x13mm
8. Magnetic stripe size: 45x13x13mm
9. Remote control size: 60x33x11mm
10. Transmission frequency: 433.92MHz
