How to Use: ①Connect the dummy battery, the adapter, and the AC cable in sequence, and power on; ②Insert the powered dummy battery into the camera battery compartment correctly; ③Close the battery compartment cover. Please follow the installation steps when using. If the camera battery compartment is not closed, the dummy battery will not work normally. | Wide Compatibility: This NP-FZ100 dummy battery replaces for Sony NP-FZ100 and works for Sony Alpha A7 III, A7 IV, A7S III, A7R III, A7R IV, A7R V, A7C, A7C II, A7CR, A1, A9, A9 II, A6600, A6700, FX3, FX30, ZV-E1. Fully decoded battery, you don't need to worry about the warning pop-up that the battery will damage the camera. | Continuous Power Supply: This dummy battery power supply kit can continuously power the camera. This means that you don't have to worry about changing the battery or the battery overheating and losing power because of recording for a longer time. It is a good choice for video conference, live streaming, time-lapse photography, live broadcast, extending studio sessions, uploading files to PC and more. | Super-Long Cable: The cable is made of pure copper with high conductivity and coated with durable PVC, which can withstand frequent bending and curling. The length of the cable is 10.85 feet / 331 cm, so that you can move and position your camera without hindrance. | No Warning: Fully decoded battery, you don't have to worry about the warning pop-up that the battery will damage the camera, same size as the original NP-FZ100 camera battery, so there is no need to worry about it getting stuck. | Safe & Reliable: Overvoltage, overheating, and overcharge short-circuit protection alongside fire-resistant PVC and ABS make this item safe and reliable.