PRODUCT SPECIFICATIONS Pad Size: Power Supply: Pad Material: Auto Shut-Off Timer: 4 Heat Settings: 14” x 22” AC: 120V, 60Hz, 55W Micromink (both sides) 120 minutes Warm–green light, temperature range (~110 F) Low–yellow light, temperature range (~120 F) Medium–orange light, temperature range (~130 F) High–red light, temperature range (~140 F) WARRANTY PureRelief comes with an industry-leading 5 Year Warranty that begins on the date of purchase.