Features: and high quality for ILCE-A9 A7III A7R3 A7R4 A7M3 A7M4 A7RM3 series camera. Fully decoded dummy battery, can display power on the camera, no error is reported when booting, the camera will automatically turn on when inserted, built-in the latest advanced decoding circuit and high-efficiency step-down circuit, including reverse insertion for protection, reverse for protection, overvoltage for protection, and overcurrent for Protection, short circuit for protection. Applicable batteries: V-mount batteries and Anton batteries. Small size, easy to carry out. Decoding method: full decoding. Specifications: Material:Plastic Input Voltage: 11-20V Output Voltage: 8V Cable Length:Approx.35cm/13.78in After Stretching:Approx.100cm/39.37in Net Weight:56g 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