Easy To Install & Expandable-The PIR Motion Sensor can be installed on a wall or door, the receiver plugged in for used, the sensor alarm fixed with screws or double-sided tape. In addition, a combination supports connecting up to 4 sensors or receivers to facilitate the construction of a security system to protect property safety.
Wide Wireless Distance-The maximum detection distance of indoor motion sensors can reach 6-8M, the wireless distance to the receiver can reach 80M.The PIR motion sensor alarm is suitable for the front or back doors of business, hospital monitoring rooms, warehouses, parking lots, etc. When the sensor detects moving objects in the detection area, it will promptly transmit a signal and play the alarm bell you set.
Adjustable Distance & Angle-The induction alarm can rotate 360 degrees, allowing you to freely adjust the angle you want to detect and protect your home safety.
About Product-Includes 1 plug-in receiver and 1 motion sensor door chime (including 3 AAA batteries), the sensor bell supports USB power supply (DC 5V). We provide a 12 month warranty service. If you encounter any problems with the product, you can attach the order number and send the problem to our email.