Heating pad set including 2 large size pad which are 30"x16" pad & 24"x12" pad, features 6 levels temperature adjustment that ranges from 104°F to 140°F for meeting various heating needs and 4 time settings for preventing excessive heating and safety. It is ideal for elders or people whose limbs get cold easily to keep warm & for people after work, sports or training to relieve muscle fatigue.