Compact, low-profile ceiling mount detector that uses passive infrared (PIR) technology.
Can be remotely configured
Battery saving disarm/ disable feature
Adjustable sensitivity and pulse count settings, etc.
Sensors still send supervision signals with disarmed system, saving battery life
Battery Replacement Series: Wireless Motion Detectors
As this video shows, DMP's wireless motion detectors are designed to send a low-battery signal to the keypad.