The Accsoon BC-01 Toprig 4-Port NP-F Battery Charger with Power Supply charges up to four Sony NP-F550, NP-F750, NP-F970, or other NP-F series batteries simultaneously. Designed for NP-F batteries, it ensures safe, high-performance charging for professional video and photo equipment. Its smart charging mode detects battery types and adjusts output for optimal charging. Includes a 100W GaN power supply with three USB-C and one USB-A port, also suitable for charging phones and laptops.