The wireless DA-100 Drive-Alert Vehicle Detection System includes a control panel with an internal alert chime with volume control and a DA-611TO sensor/transmitter. This is the perfect wireless system for someone who wants an economical and reliable wireless system, and only needs an audible chime alert. These wireless systems have a sensor/transmitter which monitors a 12-foot radius (24’ diameter) to detect disturbances in the magnetic field caused by vehicle traffic in driveways, farm lanes, intersections and any areas where knowledge of vehicle movement is desired. Unlimited sensors may be added. THE MANUFACTURER HAS THIS ITEM ON BACKORDER FOR AT LEAST TWO WEEKS. Specs: Wireless Range: Up to 1000 Feet (line of sight, obstacles will shorten range) Length of wire on Probe to transmitter: 50 feet Volume Control on DA-100CP Receiver Sensor/Transmitter powered by 2 x AA Batteries with a one year battery life DA-100CP Receiver comes with wall adapter Instruction Manual
