•The STKR Parking Sensor eliminates garage guesswork and accidental damage using adjustable ultrasonic range-finding technology.
•Designed for tight spaces, it features an easy-to-read signal light that transitions from green to yellow, then red when your precise stopping point is reached.
•Setup is simple: park in your ideal spot and press the "set" button to calibrate. It adjusts from 1ft - 4ft and is powered by the included USB cord or 4 AA batteries for maximum shop versatility.
(California Prop 65)