1. Long Wireless Transmission Range - Both the motion detector and the plug-in receiver alarm signals up to 800 meters (actual range will vary depending on the local terrain). It is a great solution even you have a long driveway or property to monitor. The system adopts advanced wireless transmission technology(+FHSS) to avoid the wireless singal interference from other wireless devices. 2. Long Motion Detection Range - The motion sensor is weatherproof, it will detect moving people or vehicles from 10 meters to 15 meters in front of it. Advanced motion detection chip and detection angle to reduce the false alarms from dead leaves/small animals/sunlight/wind blowing/temperature changes and etc. It has 2 adjustable sensitivities(Low=10m; High=15m), perfect for driveways, walking paths, yard, garage, gate, pool and anywhere of your outdoor/indoor property you want to be alerted. 3. Wide Range of Applications - The wireless weather resistant motion sensor can be used to monitor&protect your outdoor/indoor property. Such as driveway, front porch, gate, pool, garage, shed and etc. Great for home, business, office and etc. The motion sensor will work properly at all the seasons. Working Temperature range from -30 to 150 degree fahrenheit. 4. Plug & Play, Super Easy to Install - Power on the motion detectory by 3 x AA 1.5V Alkaline batteries(the package does not include the batteries) and plug the receiver into the outlet, here we go. The unit has been programmed before shipped, place the sensors to walls, fence posts, trees or any other surface. The installation time can be as little as a few minutes. Plug Type: UK plug, it applies to , the United Kingdom and so on. voltage: AC100-240V Material: plastic colour: black Package Contents: 1 x Sensor 1 x Receiver Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.