This Battery Powered 1Byone Wireless Driveway Alarm System uses a new smaller infrared PIR Sensor that detects people and cars up to 20 meters away and then transmits a wireless signal back to the receiver up to 100 meters away, often used to protect farms, Shed, driveways, gardens, perimeters etc.
The fully Weatherproof PIR ( In line with IP44 waterproof standard) has a 20 meter long single sided infrared beam which is very simple to install and due to the narrow designed beam will avoid picking up small animals passing by on the ground.
Ring volume up to 90db within 0.6M,There is a sliding switch on the side to allow you to select the alarm volume – high, low and off. It contains a series of LEDs and a small buzzer to let you know when the outdoor unit detects motion. Perfect for protecting a single farm entrance or a gateway.