Motion Sensor Door Chimes Outdoor Doorbell Wireless Infrared Motion Sensor Chimes for BusinessUS

Feature: 1. As for this guest ringtone, no wiring or troublesome installation is required and the sensor can be wall‑mounted. 2. The working range can reach 70 meters and the infrared sensing distance is 3‑7 meters, so it can be successfully used in your home or other buildings. 3. The infrared sensor detects the movement and then it will send a signal from 38 ringtones with bright LED lights to the receiver. 4. The portable wireless plug in receiver can be plugged into any standard socket. The sensor uses 3 AAA batteries (not included). 5. It is perfect for front doors, window frames, driveways, sidewalks, and any place in your home where you want to receive a motion alert. Specification: Item Type: Wireless Doorbell Material: ABS Music Source: 38 Different Songs to Choose From Volume Adjustment Function: There Are 3 Kinds of Volume (High, Medium, Low) to Choose From, Adjust The Sound and Mute Working Range: Up to 70m76.6yd Infrared Sensing Distance: Approx. 3-7m9.8-23ft Passive Infrared Sensor Battery: 3 x AAA Battery (Not Included). Package List: 1 x Receiver1 x Motion Sensor2 x Motion Sensor Mount Accessories2 x Rubber Stopper2 x Screw1 x Manual