Works with GSM alarm system Internal battery Power adapter included
Vibration or shock sensor. Can be mounted on doors, windows or elsewhere. Wireless. Operated by battery.
Water leakage detector Wireless connection Compatible with all alarm systems
Wireless glass break sensor Adjustable sensitivity Power adapter included
Alert SOS button. Wireless connection with alarm system
Extends transmitter distance to 600m. One amplifier can learn and recognize up to 100 detectors and remote controllers
4 channels; SOS button function Metal +plastic Internal antenna Sold with a battery