The Wireless Motion Alert uses a passive infra-red motion sensor to detect movement of people and vehicles while allowing small animals to pass through undetected. The base station is powered by the DC adapter and the 4 AA batteries supply power in case of a power outage.Features. Detects moving objects up to 30-ft. away.. Adjustable volume controls.
- Detects moving objects up to 30-ft. away.
- Adjustable volume controls.
- Satisfaction Ensured.
- Produced with the highest grade materials