Micro USB otg to Standard usb 2.0 adapter micro SD SDHC SDXC Memory Card Reader Product Description Specifications: Reads almost all memory cards with speed and convenience. Card Compatibility: SD, Micro SD, SDXC, SDHC, Micro SDHC, Micro SDXC (Up to 68G). Speed data transfer, rates of up to 480Mbps with all enabled cards. Lightweight, small, thick, portable, easy to carry and install with no device driver. Material: Durable ABS and premium chips Product Dimension: 64x18x9mm Product Weight: 9g Interfaces: Micro USB, USB 3.0, Micro SD, SD. Support Function: TF/SD card reader, OTG Please read information below: This unit does not support hot plugging, please insert SD/TF first and then connect with laptop/cellphone. This unit is not recommend to be used with two cards simultaneously. Not compatible with iPhone, and does not come with Memory Card. Google Nexus 5/6/7/9/10 with help of third-party app such as 'Nexus USB OTG file manager, ES file explorer, Nexus media importer. Not compatible with below devices: Nexus 7 2013 Edition HTC one M9/M8 Moto G Hudl 1/2 LG G4/3/2/1, G Pro 1/2 Samsung Galaxy S3/S5 mini/S4 mini, S7/S7 Edge models