Model Number: MH806-3 Brand Name: Mosaic Key Specifications/Special Features: Key features:·Easy installation·No wiring·simple to use·Ultra built-in siren 130dB·Low standby current, long life time·Auto reset alarmfunction·Wireless contact 100m·Wall mounted installation·Works in conjunction with paired sensors only (when the paired sensor is triggered, the built-in 130dB siren will sound for 30 seconds.)·Power operation: 2pcs AA alkalinebatteries (not included)
·Dimension: 70mmx 85mmx 21mm (W x H x D)