Feature: 1. PERFECT FIT AND POWER ADAPTER: BLK22 DC coupler (connector) replacement power adapter, suitable for DC S5 S5K full frame SLR camera, equipped with AC or DC power adapter, for your camera continuous charging. 2. SAFETY ASSURANCE: The BLK22 AC power adapter is FCC CE, UL, CUL, ETL GS, GRADE VI energy efficiency, overheat, overcharge, overvoltage, short circuit protection, and multiple safety features to provide the ultimate protection and performance for your devices. 3. SIMPLE OPERATION: Remove the original battery, replace the virtual battery, cover the battery compartment cover, connect the adapter, connect the power socket. Tips: Please be sure to close the battery compartment door, otherwise the camera cannot be started. 4. WIDE APPLICATION: The BLK22 battery adapter kit is perfect for portrait and product photography, still shooting, meetings, long recordings, interviews, film production, live streaming, video shooting, live games, and more. 5. SPECIAL DESIGN FOR: It is a tool designed for long term studio photography. When you need to take continuous photos or videos, you don't have to worry about the camera suddenly shutting down. It can save you time and greatly increase productivity. Specification: Item Type: BLK22 DC Coupler Material: ABS Model: BLK22 Color: Black Input: 100-240V 50/60Hz Output: 8.4V-4A Suitable Model: Suitable for DC-S5 S5K Full Frame SLR Camera. Package List: 1 x BLK22 DC Coupler1 x Power Adapter