Features: ON/OFF Push Switch; IC controller box with LED indication; 6 temperature levels to adjust(40/104 to 60/140); 4 timer levels to adjust(30/60/90/120min.); Power: 75W Single circuit provides consistent temperature; Fuse inside of controller; Hand and Machine Washable. 6 temperature settings: The heating pad has 6 adjustable temperature levels and 4 adjustable time levels to achieve more detailed temperature control. 6-step temperature: 40/104; 45/112; 48/119; 52/126; 56/133; 60/140 4 gears time: 30 min, 60 min, 90 min, 120 min. Intelligent temperature control: This heating pad with automatic switch-off can set the heating time and it can be heated to a constant temperature. After the target temperature has been reached, it switches off automatically to avoid burns from excessively high temperatures. Life partner: The heating pad is designed for the back, neck, shoulders, abdomen, knees and waist, the heating pad brings you warmth and also can relieve your pain, use heat to expand the blood vessels and promote blood flow to speed up the body metabolism and thereby relieving pain. Product contains: 30 * 60 cm heating pad * 1 2.1 m power cable with temperature control * 1. Reminder: It is best to control the heating pad usage time within 30-120 minutes.