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LONG RANGE WEATHERPROOF MOTION SENSOR SYSTEM 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 and office. The sensor will work properly at all the seasons. Working temperature range from -30 to 150 degree Fahrenheit. 800METERS LONG WIRELESS TRANSMISSION RANGE: Both the motion sensor and plug-in receiver pick up alarm signals up to 800meters away(actual range will vary depending on the local terrain), it is a great solution even you have a large perimeter or property to monitor. The system adopts advanced wireless transmission technology(FSK+FHSS) to avoid the wireless signal interference from other devices. 15METERS WIDE MOTION DETECTION RANGE: The motion sensor will detect moving people or vehicles from 10 to 15meters in front of it. Advanced motion detection chip and improved detection angle to reduce the false alarms from dead leaves/small animals/sunlight/wind/temperature changes and etc. It has 2 adjustable sensitivities( Low=10meters; High=15meters), ideal for driveways, walking paths, yard, garage, gate, pool and anywhere of your outdoor/indoor property you want to be alerted. PLUG& PLAY,SUPER EASY TO INSTALL: Power on the motion sensor by 3pcs 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. PRODUCT DESCRIPTIONS Wireless Security Alarm System: The wireless driveway alarm system alerts you at anytime the weather resistant outdoor/indoor motion sensor detects motion from people, vehicles or large animals. Monitor/Protect your outdoor/indoor property all the days and nights. --The motion sensor is powered by 3pcs AA 1.5V Alkaline batteries (the package does not included the batteries). --The motion sensor is weather resistant, will work properly at all the seasons. Working temperature range from -30 to 50 degree Celsius. --Up to 800 meters long wireless transmission range(ideal conditions), it is a great solution even to monitor the long driveway/large property/and etc. --Up to 15 meters wide sensor range and 2 adjustable sensitivities(High=15m; Low=10m), ideal for driveways, walking paths, yards, garages, gate, pool and anywhere of your outdoor/indoor property you want to be alerted. --Advanced wireless transmission technology(FSK+FSHH) to avoid the wireless signal interference from other wireless devices. --Plug-in receiver has 4 adjustable volume levels and 35 optional melodies, match different melody with different sensor around your property to differentiate where motion is being detected. --Fully expandable system, up to 32 HTZSAFE sensors can be added to the 1 receiver; and 1 sensor can be added to unlimited receivers. (Restart the receivers or sensors will not miss the records)