The Powervault DSLR NP-FZ100 is a portable external battery pack designed for DSLR cameras, offering extended power with a capacity of 28 Wh. It features a soft rubber coating for enhanced grip and a premium tactile feel, and includes a 5V USB dummy battery that outputs 8.4V, effectively doubling or tripling the runtime of your camera's internal battery depending on the model. A built-in push-button capacity indicator allows you to monitor remaining power levels for reliable use on the go. Compatible with Sony, Canon, and Nikon cameras via camera-specific dummy batteries, installation is straightforward: open the battery latch, insert the dummy battery, and close the latch to begin operation. You can charge the Powervault while in use, ensuring uninterrupted power for applications like time-lapse photography and video recording. Charging time is approximately 2 to 3 hours. This accessory is ideal for photographers and videographers seeking dependable, extended power without frequent battery changes. The product is manufactured by Jupio and carries the model number JPV0531.