GoPro XBand Motion Detector - Sensor with Cable for Blink and BlinkX

Our X-Band Motion Sensor is an accessory for Blink or BlinkX that uses doppler detection to determine if motion has occurred by bouncing 10.5 GHz microwave signals off the objects in front of it. About Compatibility FAQ's Support Return Policy Motion detection can be used for security camera applications, wildlife photography, and for recording events where a person or other object, such as a car or truck, moves past the camera from time to time. The X-Band Motion Sensor does not work underwater. Our X-Band Motion Sensor is an active device powered by BlinkX/Blink’s 3.5mm Port2 connection, which bounces 10.5Ghz microwave signals to determine if motion has occurred. Microwaves do not rely on heat so the moving object does not need to be warm to trigger the sensor. Microwaves will also pass through glass and plastic, so the X-Band sensor can be mounted behind a window or inside an opaque waterproof box for use outdoors. The range of the X-Band sensor is adjustable from