Multi-Function Battery Charger CaseFour-in-one charger is NP-FZ100 battery charger,(1)could as a camera storage case to store 2 batteries, (2)and is 2 SD card storage case. (3)have a phone power bank function(4)Can be used as a card reader to read camera memory card information. Fast Chargingbattery output:8.4V 1A*1 0.5A*2 Input, USB OUTPUT:5V/2A, Input:5V/2A,It takes about 1-2 hours to charge one battery, and about 2-4 hours to charge two batteries at the same time;LCD screen.You can directly know the electricity status of the battery on the battery charger. Three Charging WayThe NP-FZ100 lcd battery charger built with a Double-Sided Plug USB Cable (34.5cm length) and Type-C port Input power up your camera's batteries,with a good-charging efficiency, only 2 hours to fully charge a battery. USB port output could as a power bank to charge your phones in an emergency