HEATING PADS WITH COMFORTABLE TEMPERATURE: The Heating Pads can be about 38-45℃, which give the warm & comfortable feeling for your hands without making you feel dry or hot FINGERLESS DESIGN: The Half-finger Design makes your fingers flexible and can do anything with precise, such as typing, gaming or using a mouse. When you feel cold, put on the caps for fingers and they become a pair of mittens SAFE & UNIVERSAL USB POWER SUPPLY: 5V USB Charging Cable. Safe & reliable power supply. You don't have to worry about the safety. They are perfect Winter Gifts for your family and friends HIGH-QUALITY MATERIAL: High-end knitting wool, ultra-soft, and super elastic, delicately knitted and hemmed. They can be used as normal mittens without the charging pads WHAT YOU GET: 2 pairs of USB Heated Gloves (1 Pair Black, 1 Pair Gray) and our wonderful customer support. If you have any questions, feel free to contact us without hesitation UPC 767659995605 ASIN B08HL4MTW8 Size 7.48x5.9 Color Black+grey Brand Name Fpxnb Unit Count 2.0 Count Reusability Reusable Model Number USB-ST-2G Power Source Battery Powered Material Type Wool Battery Description Lithium-Ion Included Components Charging Cable Target Use Body Part Hands Lower Temperature Rating 38 Degrees Celsius Manufacturer Part Number USB-ST-2G Upper Temperature Rating 113 Degrees Fahrenheit Recommended Uses For Product Everyday Use