Feature●Specifications: 3.1 x 3.0 inches (8 x 7.5 cm), Rope Length: 3.9 inches●Color: Cat Paw Handwarmer Pink, Cat Paw Hand Warmer, White, Cat Paw Hand Warmer Green●Charging time: 1,200 mah-1.5 h, 2,400 mah-2.5 h, Operating time: 1,200 mah, 90 to 180 mins; 2400 mah, 180 to 360 min●Power Mode: USB Rated Voltage: 220 V Rated Power: 160 W Heating Method: Charging●Amaze your mom, dad, sister, brother, grandma, grandpa, girlfriend, boyfriend, and any woman or man who is concerned about Christmas Day, Birthday, Thanksgiving Day, Cold Valentines Day winter. This gift can not only warm her/his heart, but also warm her/his handsDescription Hand Warmer USB Rechargeable Electric Portable Hand Warmer Pocket Hand Heater Vest Winter Mini Hand Warmer Heating Pad Winter Gift (Pink, 2400 mAh)