This is a combination hand warmer and phone charging power bank!
Brand new and high quality.
1. 4000mAh power bank for cell phones.
Self-adaptive technique allows intelligent faster, safer charging.
You can take it along with you wherever you go.
Charge your devices anywhere any time you need, such as traveling, camping, hiking, etc
2. Double-side hand warmer.
Keep your hands warm in this cold winter.
Compact, cute and unique design.
Tiny body with strong functions，long life time.
3.Newly added indicator function, let you know the status of the battery at any time.
4.Give gifts to lovers, friends, this winter is indispensable.
Material: aluminum alloy + ABS
Battery capacity: 4000 mA
Product charging time: about 5 hours
1 x Power bank hand warmer