This pair of heated gloves is powered with a USB system as well as heating chips to keep your hands toasty during winter or any cold day. Just connect the cable to the USB port of power bank, laptop, or PC to make gloves work. These fingerless gloves make it easier to type and hold things. For outdoor activities, you can put on the mitten flap attached to the gloves to better keep warm. USB Powered: Powered by USB system, just plug it into the USB port of PC, power bank or other DC5V power sources to make gloves work. Safe and easy to operate. High-quality Material: Made of durable wool, warm and soft to wear. Also, it has mild elasticity that makes it easy to put on and off without feeling too tight. Glove Size: overall length: 8.27in.Palm width: 4.33in. Check your hand size before purchase to ensure flexible motions with them on. Half Or Full Finger: For typing, gaming or holding things, wear them half-fingered. For outdoor activities, put on the mitten flap to wrap whole hands. Double-sided Heating: These gloves has a double-sided heating technology using a pair of chips, warming your palm and hand back at the same time. They can produce heat up to 40-50℃, feeling toasty without the burning sensation. Ideal Gift: An ideal gift to your friends who have an office job or love camping, skating, and such outdoor activities. Brand: NPolar Product Type: Wool Heated Gloves Color Options: Black/Grey Material: Wool Input: DC5V Power: 5W Heating Temperature: 40-50℃/104-122℉ Cable Length: 150cm/59in Per Glove Size: 21x11x2cm/8.27x4.33x0.79in Per Glove Weight: 35g/0.08lbs Package Size: 16*16*5cm/6.3*6.3*1.97in Package Weight: 108g/0.24lbs 1 Pair x Wool Heated Gloves 1x User Manual