Portable Charger and Backup Battery 1, Small size,easy-carry,convinence 2. fashion pictures on both size 3, nice packing Portable Charger and Backup Battery1, Small ... both size3, nice packingSpecifications:1. Battery Type: Li-ion Battery2. Capacity: 1400mAh3. Input: DC 5.0V, 700mA4. Output: DC 5.0V, 800mA5 ... fully charged: 3~4 hours9, packing: gift box. Portable Charger and Backup Battery