Chamberlain Wireless Alert Intercom System

Chamberlain wireless pedestrian and vehicle alert systems alert you when movement is detected Great for homes or businesses lace near driveways, garages, sheds, business fronts, back entrances, or any other location that demands notification or protection Alerts you with light and sound when people or vehicles approach your home and property Box contains 1 base station, 1 motion sensor, 1 AC adapter, mounting hardware, and non-slip feet Detects motion up to 30 feet away with wide 120 degree coverage Transmits signal to base up to 900 feet away Motion sensor features adjustable sensitivity control to prevent false alarms from small animals Detection indicators with light and sound. Portable and lightweight for use inside or out

Detects motion up to 30 feet away with wide 120 degree coverage