Neewer Dual USB Charger for Sony NP-FZ100 Battery, Compatible with Sony ZV-E1, FX3, FX30, A1, A9 II, A7R V, A7S III, A7 IV, A6600, A7C Cameras, Designed with LCD Display, Versatile

COMPATIBILITY: 100% compatible with Sony NP-FZ100 Li-on Battery. Compatible with Sony A9 A7III A7RIII Cameras; It can charge 2 packs NP-FZ100 batteries at same time, also can charge 1 battery; Note: Battery is not included BACKUP BATTERY: Give you a complete backup solution; Only a few hours to simultaneously recharge both batteries with the micro-USB 5V/2.1A input; Output: 8.4V/730mA; Note:Charging efficiency is determined by input current and voltage MULTIPLE CHARGING OPTION: Charge with a USB wall charger, cellphone charger, car charger, laptop or power bank gives you more options than a standard battery charger; Recharge inside the camera or with a 2.1A input charger for optimal charging