Material:COTTONOrigin:Mainland China Bullet Points : 1. Heat within 3 seconds: Featuring FPC heating technology, this heating pad provides fast heat-up in just 3 seconds and allows for adjustable temperature control from 35 to 65, catering to the unique relief needs of individual users. 2. 5 hand-like vibration massage modes: This heating pad for period cramps features 5 hand-like vibration massage modes that comfort the muscles of the lower back and abdomen, stimulate multi-point acupoints, and fit tightly around the lower back and abdomen. 3. Skin-friendly material: With soft and comfortable contact surfaces, this heating pad for period cramps dissipates heat evenly and has a skin-friendly material. The sound level is less than 20 decibels when running, so it doesn't disturb your rest at all. 4. Wide usages: Indulge in relaxing warmth and comfort with this heating pad for period cramps that provides a broad range of applications, perfect for resting, reading, driving or working. Its adjustable temperature settings allow you to personalize your experience while soothing away discomfort. 5. Meaningful gift: This heating pad for period cramps is a perfect gift for women, providing soothing relief with its gentle heat and vibration. 6. Delight your female friends and loved ones on special occasions like Valentine's Day, Mother's Day, Birthdays, Holidays, or Anniversaries with the gift of comfort. 7. This heating pad for period cramps meets the needs of various users with its ability to comfort the muscles of the lower back and abdomen. It doesn't disturb your rest at all, perfect for use while resting, reading, driving, or working. It's also a great gift idea for Valentine's Day, Mother's Day, Birthdays, Holidays, and Anniversaries. Features: 1. Product material: ABS 2. Product fabric: Lycra cotton 3. Power supply: USB 4. Battery capacity: 2500 mAh lithium battery 5. Rating voltage: 5V 6. Power: 6W List: 1 x heating pad for period cramps