K&H Pet Products Thermo-Kitty Cuddle Up 16" Heated Cat Bed - 4 watts - MET Safety Listed Soft orthopedic foam base Thermostatically controlled to warm to your pet's normal body temperature when in use 16" diameter Recommended for indoor use MET Listed for safety One year limited warranty 16-inch diameter cat bed with integrated heater and washable cover Plush, cozy material; super efficient heater 4-watt heater heats to 102 degrees F for feline comfort Recommended for year-round indoor use; plugs in to any household outlet Limited 1-year warranty; MET listed for safety