Features: 1.Using high?tech carbon fiber as the heating material, developed by advanced technology. 2.The detachable double?sided heating chip is used to make sure that the palm and the back of the hand are evenly heated at the same time. 3.The heating temperature is about 40 (5) C, which is the most comfortable temperature range for the human body, and you will not feel dry because temperature is too high. 4.Loosen the hook and loop buckle to easily remove the heating pad so that you can wash it at any time. 5.These gloves have high elasticity and may feel a little tight on the first try, but later become looser and more comfortable. 6.It is your perfect companion when reading, writing and chatting online in the cold winter! specification:Item Type: Rechargeable Heated Gloves Quantity: 2 x Rechargeable Heated Gloves, 1 x Data Cable Material: Wool USB Power Supply: 5V (0.5V) Temperature Range: 40 (5) C (human body comfort range) Size: Approx. 15 x 11cm/5.9 x 4.3in PackageList:1 x Pair ofRechargeableHeatedGloves 1 x Data Cable NotePlease allow 1?2 cm error due to manual measurement. Thanks for your understanding. Please unplug the power cord when you are not using gloves, so as not to affect the life of the heating chip, this is very important! Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.