Wireless Motion Sensor Door Chime

This door chime utilizes infrared sensing to detect movement within 15 feet of sensor's eye and is useful for announcing the entry of a customer or visitor.

• Sensor/Transmitter operates on (3) AAA batteries or USB jack for connection.
• Sensor/Transmitter includes a wall mount bracket & LED indicator to assist in setup 
• Chime only , please see SKU 4231S for chime/receiver set