ACE Super Slim GoPro 3 A/V Cable And Power Lead For FPVThis super slim A/V cable allows your GoPro to simultaneously record HD to your SD card and output standard definition video to your video transmitter for FPV use. The GoPro cable also supply’s 5 volts to the GoPro so you can remove the battery to save weight on your overall setup. Specs: Weight: 2.6g Cable length: 225mm