135dB Remote Motion Sensor Alarm Loud Sound for Garage, Shed. Portable Battery O

【How This PIR-(Passive Infrared) Motion Sensor Alarm Works?. 】①: Press remote or 'ENTER' key on keypad to arm, you have a 30s delay to leave the monitoring area without triggering. 135db Motion Sensor Alarm for Indoor, Garage, Shed, Outbuilding, Travel, Camp.

eBay