Why settle for less when you can have the best The D-Tap to Np-FZ100 Coiled Dummy Battery Cable is a high-quality, reliable power solution specifically designed for Sony a7S Iii and a7 Iv cameras. This innovative product allows you to power your Sony a7S Iii series cameras from any power source equipped with a D-Tap input, offering you unparalleled flexibility and convenience. The compact, coiled design of the cable ensures easy management and storage. When relaxed, the cable measures a convenient 16"" in length, but can stretch to an impressive 36"" when additional length is required. This makes it an ideal choice for photographers who need to travel light, yet require a dependable power source. The cable supports an input voltage range of 10 to 18V, and outputs a power-regulated 8V, ensuring your camera receives a steady, safe supply of power.