Check the listing for details. Wireless Driveway Alarm Infrared Motion Sensor Home Garage Alert Security System. Color: White, Condition: New. Listed at 15.89 USD. Wireless Driveway Alarm Infrared Motion Sensor Home Garage Alert Security System See our other items FeaturesDIY your home/office/warehouse/Store/Garage alarm alert system by adding more Receivers or Sensors.The Infrared Wireless system alerts you the moment someone enters your property.With this system, you'll always have advanced notice that someone's on their way to your door.The Compact, discreet motion-sensor unit installs on garage, mailbox, fencepost... nearly anywhere.You can placed the PIR outdoor, it is waterproof. When PIR sensor triggered by a vehicle or person, it sends a wireless signal to the receiver unit, up to 418 feet away.Install in minutes SpecificationsPIR Sensing Angle:45°PIR Sensing Distance:12ft-15ftPIR Waterproof Level: IP-44Expandable: Multiple receivers can work with multiple sensors A. SensorPIR Sensor Viewing Area: 40°C Approx.Horizontal PIR Sensor Range: 15ft approx. (varies by local conditions)Transmission Range: 418ft/127m approx.(in the open air)Waterproof Level: IP-44, fit for outdoor use.Power Requirements: 9V Battery (Battery is NOT included)Low battery LED indicatorB. ReceiverPower Requirements: 1.5V C Battery x 3 Or DC 6V adapter. (Battery and adapter are NOT included)Chime Volume Approx.100dB( within 0.5 m) Package IncludedOne (1) PIR Transmitter (Sensor)One (1) ReceiverInstruction ManualScrews