Small Size,Big PowerFull capacity (10000mAh) can charge iPhone X up to 2.6 charges,Galaxy S10 up to 2.2 charges,and heated vest/heated jacket for 4-6 hours. It very portable, the weight is only close to one iPhone X. Dual output Power BankThere are Type-C and Micro dual input (5V/2.1A), and 2 USB output Ports that can charge two devices at the same time which you can share them with friends. A USB Micro cord is included, it is strongly recommended to use a 5V 2.1A wall charger to charge the power bank, that can save more charging time.