Ambrane Handy Digital P-404 Power Bank comes USB cable, you can charge your mobile, Tablet, MP3 player simultaneously. This power charger has a strong 4000 mAh (Li-ion battery , with high safety and stability)capacity and and gives output of 5V/1A. Its compact size allows you to easily carry it in bags, pant pockets, or shirt pocket. Thus, enjoy the ease and convenience of keeping your precious devices charged all the time. Simply charge this Power Pack from PC using the provided USB Cable until it is full; then simply charge your device whenever you need power.