Tuya Smart Wireless Alarm Siren 433Mhz — Home Burglar Motion & Door Sensor, 110dB, 100M Range

Expandable Tuya Smart wireless security siren and sensor kit. You can add additional accessories or Hosts to extend coverage, and a single sensor can pair with multiple siren alarm hosts (more than two) so devices can be installed in different areas around your home. Alarm duration is freely configurable, allowing you to disable the alarm while at home and enable it when you’re away. The siren produces a 110dB sound alarm; the volume is fixed and cannot be muted or adjusted. Maximum communication distance between Host and accessories is 100M (open space).