Upgraded USB Camera Reader : USB OTG adapter can more conveniently transfer photos and videos to iPhone / iPad from digital camera support charging iPhone / iPad at the same time. For iOS 13 and above also supports the use of the mouse function.Fast data transfer speed : Transfer the videos and photos to your iPhone / iPad from camera / USB flash drive with the speed of 14MB~16MB/S support maximum 256Gb USB flash drive. Easier to share images and video. Support standard photo formats such as JPEG and RAW and HEIF/HEVC etc.Wide Compatibility : Connect the USB 3.0 camera adapter to the keyboard and mouse to enjoy the faster typing speed as a computer when chatting or typing with your iPhone or iPad and compatible with other usb peripherals like usb flash disk digital Camera hubs audio/MIDI interfaces ethernet adapters etc.