Features: brand new and high quality The external power supply can be used to supply power for LED supplement light, monitor, for image transmission and other equipment. Applicable batteries: V-mount batteries and Anton batteries. Decoding method: non-decoding (cannot be used on the camera). An external power supply can be provided for the video fill light. Small size, easy to carry out. Specifications: Material:ABS Input Voltage: 10-20V Output Voltage: 8V/3A Cable Length:Approx.30cm/11.81in After Stretching:Approx.100cm/39.37in Net Weight:110g Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Dummy Battery