4 in 1 Design The 4 in 1 adapter is the upgrade design from the 3 in 1 SD card reader adapter, it was added a fast charging port. Never worry about your phone running out of power when you transfer photos. No App Required Just Plug and Play, It automatically opens the Photos app when connected with camera or memory card ( for memory card photos and video need to be in DCIM folder), with USB 2.0 OTG interface, for iPhone or for iPad connect USB peripherals like usb flash disk, hubs, keyboard, audio/MIDI interfaces, card readers of SD and Micro SD and more. Compatibility Compatible with IOS 9.2 or above, support for iPhone 5/5c/5s/6/6 Plus/6s/6s Plus/SE/7/7 Plus/8/8 Plus/X, for iPad Mini 1/2/3/4, for iPad Air/Air2, for iPad Pro etc. Key Features Type: Card Readers Interface: USB 2.0 Support: SD/ TF card Dimension: 120 x 65 x 12 mm