Feature:1. Functions: DC dummy battery power adapter can replace F570, F750, F970 batteries to provide stable power supply for monitor or fill light.2. Protection Technology: Multiple protection technologies, such as short circuit protection, over voltage protection and over current protection, ensurng safety during use.3. External Power: External power supply made of high quality plastic has good cooling effect, reduce the image quality influence caused by heat.4. TypeC Port: Adopts TypeC input port for power supply, and mobile power supply from TypeC output port for power supply of device, and has a longer lasting time.5. Worry Free: Has stable performance, no need to worry about the sudden power failure and reduce the problems during use.Specification:Item Type: Dummy BatteryMaterial: Plastic + AlloyApplication: For Monitors And Fill Lights With F550 BatteryProduct Size: Line Length: Approx.35-90cm/13.8-35.4inWeight: Approx. 58g/2.0ozInput Voltage: Type-C 9V/12VOutput Voltage: 8.4V 2A.Package List:1 x Dummy BatteryNote:1. Please allow 13cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.