1、Card Reader Function: In the case of micro USB 0 port, the memory card case can be used as a card reader to read small memory card, compact flash, and storage card, with a reading speed of up to 5Gbps. 2、Accommodate 22 Kinds of Cards: The box is used to carry and store memory cards, and can accommodate 22 kinds of cards, including 1 Standard SIM, 2 Micro SIM, 2 Nano SIM, 3 compact flash, 7 storage card, 6 small memory ard, 1 card pin. 3、Waterproof: The blue waterproof material can prevent unwanted debris and water from entering the card box and well give protection to the memory cards. 4、Environment Friendly Material: This memory card carrying case adopts environment friendly ABS material, which is safe and odorless, and can be used for a long time. 5、Portable: The waterproof memory card case is compact in size and light in weight, and is equipped with a handle, so the card case is very easy to carry. 1 x Memory Card Case1 x Data Line1 x Micro USB Connector1 x Type C Adapter Item Type: Memory card caseMaterial: ABS, PC, TPVWeight: Approx. 186g/ 6.6ozAccommodate 22 Kinds of Cards: 1 Standard SIM, 2 Micro SIM, 2 Nano SIM, 3 compact flash, 7 storage card, 6 small memory ard, 1 card pin