Adjustable Temperature Lithium Battery Electric Rechargeable Heated Gloves Description Material: soft lining + waterproof fabric Features: Five fingers back all hotHand wear and slip resistance20-core pure copper wire Safety battery Thumb touch screen Two 7.4V 2600MA rechargeable lithium batteries Put the battery into the glove pocket and connect the DC cable for 3-5 minutes. The temperature inside the glove can reach 38-50 degrees Celsius.The fever time lasts about 2.5-6 hours Size: hand circumference 20CM/7.87in, middle finger length 10CM/3.94in, full length 25CM/9.84in Instructions for use: Charge the battery with the chargerFirst open the velcro outside the gloveConnect the cable in the glove pocket to the batteryPaste the Velcro Note:Disconnect the battery when not in useDo not over-distort the use to avoid uneven heating and heat dissipation. The package includes: 1 double lithium battery heating gloves1 pair of lithium batteries1 x US standard charger1 x Chinese and English manual Please Note: This Heated Gloves is US Plug. If you have any further questions, please feel free to contact us at any time!