The D-Tap to Sony NP-FZ100 Dummy Battery Power Cable from SmallRig is compatible with different firmware versions of Sony cameras that use the NP-FZ100 battery, including the FX3, FX30, and a7 series. The upgraded chip features full decoding with no pop-up windows, enabling users to connect their Sony camera via the battery compartment to a power source over a D-Tap connection for continuous shooting. The fire-resistant PVC and ABS build, overvoltage, overheating, and overcharge short-circuit protection make this power cable safe, reliable, and simple to incorporate into your setup.