Nitecore USN4 Pro Dual Slot USB Charger for Sony NP-FZ100

The Nitecore USN4 Pro is a professional-grade dual-slot USB charger designed exclusively for Sony NP-FZ100 camera batteries, making it the perfect companion for photographers, videographers, and content creators using Sony’s full-frame and cinema cameras. With Quick Charge 2.0 support, real-time LCD monitoring, and multiple safety protections, it ensures fast, reliable, and intelligent charging whether at home, on the road, or in the field.

Dual Slot Charging with QC 2.0
The USN4 Pro supports simultaneous charging of two NP-FZ100 batteries, with up to 800mA per slot in QC mode or 1,200mA single-slot charging. Standard 5V input provides up to 1000mA per slot sequential charging.

Real-Time LCD Monitoring
The built-in LCD display shows detailed information, including battery voltage, charging current, charged capacity, and battery health status (Good, Normal, Poor).

Smart Charging Technology
With Active Current Distribution (ACD), the charger automatically adjusts output based on input power for optimal efficiency and faster charging times. It also includes over-discharged battery activation for recovering batteries with protective circuits.

Comprehensive Safety Features
The USN4 Pro provides reverse polarity protection, anti-short circuit protection, and automatic termination upon full charge. Made from fire-retardant PC materials with efficient heat dissipation, it ensures safe operation even under demanding conditions.

Travel-Ready Design
Lightweight at just 95g, with USB input compatibility for power banks, solar panels, or USB adapters, it’s ideal for field work, travel, and outdoor photography.