HighlightsFast Heating & 2 Heat SettingsHeat Therapy & MassageMultiple Protections5000mah Large CapacityPremium ABS MaterialsDetails*Features* - *Fast Heating & 2 Heat Settings* - Just turn on the warmer and its double sides will get warm in 3s. Featuring 2 levels(45℃/113℉;55℃/131℉) and digital display; you can freely and precisely choose the desired temperature to quickly warm up your body.*Heat Therapy & Massage* - This warmer can serve as heat therapy for people with rheumatoid arthritis; Ray