USN4 Pro Digital QuickCharge 2.0 USB Battery Charger for Sony NP-FZ100 Batteries
No need to worry about overcharging your batteries as the USN4 Pro offers an intelligent USB charging management system that automatically applies the correct charging currents and prevents damage caused by improperly inserted batteries. With a dual port design, the USN4 Pro simultaneously charges two batteries so you can spend less time charging and more time snapping photos.