2 In 1 Double Card Slot: The sd card reader compatible with sd and micro sd(TF) memory card, support all iPhone with iOS 9.2 and up and ipads with iOS 8.0 or later,It's easily download photos or videos from sd cards directly to the iphone or ipad, and share videos or photos with friends and relatives anytime and anywhere.^Charge Your iPhone and ipadThe memory card reader adds a charging port, charging and card reading can be operated at the same time. When you use an sd card reader to transfer photos and videos, you no longer have to worry about the power shortage of your iPhone or ipad.^Fast Data Transfer Speed: The sd card reader for iphone transfers photos or videos from the camera or memory card to the iphone or ipad at a speed of 20MB/s ~ 30MB/s.for iphone and ipad users, this is the best way to copy photos or videos from sd card to iPhone or ipad, you can save a lot of time to do more meaningful things.^Capacity and Format Support: The sd card reader for ipad and iphone maximum support for 256GB memory card and tne sd card adapter supports standard photo formats (including JPER and RAW) and SD HD video formats (including H.264 and MPEG-4). For ios13 users, you can transfer photos and videos, and you can also transfer EXCEL, WORD, PDF files.^Do the Best:Using the sd card reader, Will bring you more convenience,Using the micro