Features:
1.Warms on both sides, Portable hand warmer to keep hands toasty.
2.Battery volume to 5000mah ensures longer heating hours.
3.Temperature Setting: Low 35-40 Degree; Medium 45-50 Degree ; High 55-60 Degree F.
4.Small size of 87mm diameter, to be easily kept in either pocket or bag or hold in your hand. The best Christmas gift for your families or friends.
5.Multifunctional design also works as portable mobile phone charger which can Charge digital products, including mobile phones, MP3 players, digital cameras, etc.

Package include:
1x hand warmer
1x usb cable
1x user manual