Macaron USB charging hand warmer

Features:Brand new and high quality.Two functions: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, etc2. 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.Specification:Material: aluminum alloy + ABSBattery capacity: 4200 mAProduct charging time: about 5 hoursInput: 5V-1AOutput: 5V-1ATemperature: 42-55Deg.CSize:102*60*26mmColor: Gold,Gold rose,Blue,SliverPacking Include:1 x Power bank hand warmerNOTE:1. For the first time using this product, please fully charge the battery.2. When charging the mobile power supply, be sure to use the original machine accessories wire