Detect and deter cats from lawns, flower-beds and bird feeders using the Mega-Sonic Cat Repeller. The motion-activated repeller detects animal movement and delivers a continuously variable sonic burst to deter cats without harm. Coverage area is up to 12 metres in an 80º arc, creating a protected zone of approximately 100 square metres. The dual outer casing with internal rubber seals gives guaranteed water resistance providing garden protection year-round. Features and Benefits Humane cat deterrent: the ultrasonic sound waves emitted from the device cause no harm to cats or other animals. Utilises mega-sonic technology Motion activated: the deterrent unit detects motion from up to 12m (39ft) away and starts to release ultrasound. This saves power compared to other devices that constantly emit sound Easy to set up and use: sonic cat deterrent can be mounted in soft ground using the plastic stake provided or wall mounted using the hole in the back of the device. Full instructions for se