Features:1. Comfortable Heating: The heating temperature at 40C-50, which is the most comfortable range for the human body, so you won't feel dry hurt by the over temperature.2. USB 5V Power: The heating gloves are USB 5V powered, safety power is quite user-friendly and also easy to use, simply plug it into USB port of a PC, power bank, charger or 5V power source.3. Double-sided Heating: Heating pad on both sides, warm your palm and hand back at the same time to drive faster temperature rises, and make hand all around warmed evenly. 4. Half Finger Gloves With Finger Cover: It's half finger designed for typing or gaming, but with finger cover folded in the back, release the button to unfold the finger cover to keep fingertips wrapped in warm when not typing.5. Fit For Multiple Occasions: Suitable for gaming, typing, operating the mouse, and more other situations such as work, play, skiing, riding, hiking, outdoor exploring, etc. Specification:Material: Cloth Product Color: Black, Green, Blue, NavyProduct Size: 11 x 15cm Product Weight: 100gVoltage: 5VTemperature: 40-50 DegreesPackage Included:1 Pair x USB Heated Gloves1 x Data Cable