Chamberlain CWPIR Add-On Motion Alert Sensor 1/2 Mile Floor Edging A second kit will be

A second kit will be required if applying two coats

Made of heavy-duty molded plastic

Patented SpotLite Pointing System and audio tone signals when the stud edge is reached

Easily adjusts in 6 in increments with a touch of the thumb

Overall Length: 12-5/8"

Chamberlain CWPIR Add-On Motion Alert Sensor 1/2 Mile Floor Edging A second kit will beHighlights: 1 2 mile range Transmits signal to base station up to a half mile away Detects motion up to 30 feet away with wide 120 degree coverage Adjustable sensitivity controls help prevent false alerts Wireless, weatherproof design makes it portable for use inside or out Easy to install, use, and maintain Requires four AA batteries