Product Review

Compatibility of Devices
Smart Cellphone → All the android phones with OTG function
iPhone → iPhone 5 / 6 / 7 / 8 series
Tablet → iPad Pro / iPad Air / iPad Air 2 / iPad 4 / iPad mini
PC → With OSX/ Windows/ Linux operation system
Media player → iPod Touch 6 / iPod Touch 5

Specifications:
Capacity: SD & Micro SD
Port: 1x USB 2.0 Port, 1x Lightning Port
File Format: FAT1616/32/exFAT
Material: ABS+PC
Weight: 15g
Dimension:  2*3.15*0.39 inch
NOTICE:
For Android Device: Connect and use directly, it will pop up a notice, please just follow it.
For iOS device (iPhone/iPad): When you plug in our SD card reader at first time, it will pop up below tips. Just follow the steps, and go to your " App Store" to download the App and install.