Chamberlain CWA2000
This convenient safety and security system uses passive infrared (PIR) to alert with a unique light and sound pattern to identify which sensor has been triggered. Includes one year warranty, one battery/AC-powered base receiver and one sensor (CWPIR), additional CWPIR sensors sold separately. No wiring is required and the base unit uses the included AC adapter or AA batteries, which will last up to 2 years.
California residents see Prop 65 WARNINGS
- Creates an expandable safe perimeter anywhere
- A base monitor communicates with a weatherproof outdoor sensor with an adjustable sensitivity control
- Supports up to seven additional sensors (CWPIR) for a radius of up to 30 ft and can detect signals up to 1/2 mile away