Solar Wireless Driveway Alarm System-1/4 Mile Long Transmission Range-Solar Powered No Need Replace Batteries-Outdoor Weatherproof Motion Sensor DIY Security Alert-1 Receiver and 2 Sensors KIT. the weatherproof outdoor motion sensor has 1/4 mile long wireless transmission range and up to 50 feet wide sensor detection range(it has 3 sensitivities adjustable,Hi=50ft,Mid=30ft;Low=25ft);it is the ideal for all types of intrusion alarm application,such as driveway/walking path/front doors and anywhere of your property you want to be alerted.
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