furrybaby Updated Pet Heating Pad, Waterproof Dog Heating Pad Mat for Cat with 3-Level Timer 7-Level Temperature, Pet Heated Warming PadSAFETY FIRST The cat heating pad is a built in intelligent overheat protection sensor, will maintain a constant temperature you set when your pet sleep on it SMART SWITCH The pet heating pad has 3 timer levels(3, 6, 12 hours) and 7 levels adjustable temperature (from 68 to 122) as your pets need, give your pets a warm winter WIRE PROTECTION Chew resistant steel cord is designed to prevent pets from chewing on the wire, no need to worry about