WIFI Tuya smoke detector

WIFI photoelectric hardwired smoke alarm use AC220V-240V 50Hz with DC 9V alkaline battery back up, WIFI module inside connect to TUYA app.

The hardwired smoke alarm can be connected to other compatible JBE hardwired alarms for larger buildings such as dormitories, office buildings, and apartments. Connect up to 18 compatible devices: up to 12 smoke alarms and 6 compatible devices like horns and repeaters. The communication distance (range) between any two JBE Wireless Interconnect Alarms is typically 50 ft. (15 meters) inside of a home. Some features of a home, such as the number of floors, number/size of rooms, furniture and types of building materials used may reduce the range of wireless interconnect alarms. JBE helps you create a comprehensive warning system for you and your property.