Motion Detector for 433-CMU and 433-EC

This motion sensor works with the Smart Caregiver 433-CMU, central monitor unit or the 433-EC, Economy Cordless Alarm. Swivel bracket allows for caregiver to adjust detection field. This motion sensor transmits a wireless signal to the monitor that is with the caregiver, it does not sound by itself. Use with 3-AA Batteries, (not included).