Features:
• Double as a high-speed card reader and a memory card protective case.
• With a built-in USB 3.1 chip, the transmission speed is up to 310MB/S；
• SD and TF dual card slots support data transfer at the same time；
• Can store SD card*4，TF card*6, Nano SIM card*2 
• Suitable for cameras, smartphones, drones, action cameras users; 
• Made of aluminum-alloy shaped at one go; 
• IP54 protection;
 
Compatibility
• Devices: 
Cameras, smartphones, drones, action cameras 
• Memory Cards: 
Compatible with UHS-Ⅱ，SD 4.0 Norm: 
UHS-II, SDXC, SDHC, SD Cards
UHS-I, SDXC, SDHC, SD Cards
UHS-ll, Micro SDXC, Micro SDHC, Micro SD Cards
UHS-l, Micro SDXC, Micro SDHC, Micro SD Cards
 
Systems:
Windows 7 and above, Mac OS 10 and above, Linux, Android，iPad OS.
Note: 
Data transfer only applies to Type-C port phones and tablets that support OTG; To connect with a desktop computer, a Type-C to USB-A adapter is required.