Brand new Shell Color:Green Unit Dimensions:15*16*8CM Power Supply: 4*2/3AA Ni-MH rechargeable batteries. Power Consumption: working=15mA standby¡Ü10uA Ultrasonic Frequency:25-61KHZ Coverage Area: 30 feet@ 1100=2,425 square feet Detection angle: 110¡ã horizontal (weather around the view) Effective distance: up to 6-15M (depending on weather and environment) Waterproof rating: IPX4. Certificate: CEROHS Package: 1x Solar Repeller Features: The motion activated animal repeller is use solar energy. The animal repeller is use ultrasonic wave. Use solar energy eco-friendly, Chemical free, safe to human Wireless and convenience in using Easy installation, just insert the bar into the earth Working time no less than 8 hours when full charged The Passive Infrared sensor(PIR) detects motion andtriggers the ultrasonic speaker emitting a tone that people cannot hear butchases away common outdoor pests like dogs,cats,deer,raccoons,mice,skunks,squirrels and more. Solar Powered -Motion Activated Animal Repeller This solar animal repeller is a safe andhumane way to keep unwanted animals away! It is weather-proof allowing it to work all year-round and in virtuallyall weather conditions . It uses solar power to recharge the batteries so it isalways working.