*ENHACE YOUR SECURITY: This motion sensor alarm is perfect for use in driveways and yards around the home, garage or business to alert you when a vehicle or person is entering your property,which detects moving heat created by a cars engine or a person walking up your drive. *DETECTION RANGE: The motion sensor detects movement and temperature changes from up to 3-7m away. Both range is up to 100m (almost 328 feet). *SAFE AND RELABLE: 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. *EASY TO USE: With wall mounting hole, can be easily install on wall, trees, posts, fences, and more, plug and play setup, ready within several minutes. *WIDELY USE: You can placed the PIR outdoor, it is waterproof. When PIR sensor triggered by a vehicle or person, it sends a wireless signal.The Compact, discreet motion-sensor unit installs on garage, mailbox, fencepost... nearly anywhere., Manufacturer: FiTspi