The Gvision must be updated with 3.0.4b in order for this method to work. How to check firmware
Record videos onto the mobile-friendly USB drive included with the Gvision USB Adapter kit.
Insert the USB device into the USB-to-Lightning adapter, and plug the Lightning end into the Apple® device. If the device has a passcode, please unlock.
The Apple® device’s Photo app will automatically launch and give the option to “Import Media” stored on the USB device. Select the videos you wish to import, or Import All. When they’ve finished importing onto the Apple® device, a notification will appear with the option to “Delete” or “Keep” the videos on the USB device.
From the Photos app, share videos to Youtube, Dropbox, email, sms and more.
Simply disconnect the USB-to-Lightning adapter when finished.