Cave Wireless Alarm door sensor which detects open doors and windows when alarm enabled.
- For use with: Cave Wireless Alarms.
- Max space between sensor and magnet is 10mm.*
- 433.92 MHz frequency prevents wireless interference.
- Extended 200m wireless range.
- Requires 1x CR2032 coin battery (included).
- 2 Year Warranty.
- View all Cave Alarm Accessories.