1Wireless alarm cooperates with door sensor and motion detector, keep the detection area monitored. 2The loud sound and strobe light effectively hold back the intruder, in fear of being caught. 110dB large sound, the volume is adjustable. 3Small size, take up less space, also easy to hide. 4Remote control: 4 working modes (arm / disarm / SOS / doorbell), easy operation. 5Power-off memory function, automatically get arming if being powered on again.
