1. Wireless button power supply: contains a 23A 12V battery
2. Material: ABS
3. Can be equipped with multiple wireless buttons to meet the doorbell / help / call
4. It can be equipped with multiple outdoor solar sensors, and early warning for 100 meters long-distance arming
5. Small size and easy to carry
6. Multiple wireless buttons can be equipped with multiple alarm hosts
7. Packing List:
1 x Wireless Button
