Big Mouth Hand Warmer

Hand Warmer can also be used as portable charger / power bank with mobile quick charge function (adapter provided). It is small and portable, perfect to keep in pockets to keep your hands warm in winter or quickly charge up your phone.

Material: ABS+ aluminum + silica gel
Product size: 60×89.5×39.5mm
Rated voltage: 5V 2A
Rated power: 10W
Battery capacity: 4000mAh