... warm effect ski heated glove with lithium battery(3.7V 3400mAh ) and charger 1.Application. skiing,snowboarding,cycling,climbing, ... Good warm effect High capacity rechargeable Li-polymer battery,Votage:3.7V/7.4V,Capacity:1700mAh/4400mAh,can recycle charge-discharge for ... , then put lithium batteries into small pockets, then connect DC plugs with the DC plugs of electric products, zip, the product will ...