4-in-1 USB 3.0 Card Reader

Model: 30333

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Free Shipping 60 Days Return 12+18-Month Warranty
If you bought your product from Ugreen website, you are already granted with an extended warranty, no extension is needed.


One Reader for Multi Cards: USB Card Reader is designed with 4 card slots, which allow you to read and transfer data for SDXC/SDHC/SD/Extreme I III SD/Ultra II SD/MMC/RS-MMC or Micro SD/TF/Micro SDXC/Micro SDHC/UHS-I or CF I 3.0/4.0 /Extreme I III CF.

Super Speed&High Capacity: USB Memory Card Reader support card up to 512G and allows super fast data transfer up to 5Gbps - 10X faster than USB 2.0(480 Mbps), which allows you to transfer HD movies or files in just seconds.

Compact Design & Premium Quality: Easy to grab and go. Reinforced cable, Tin-plated pure copper core and multi-shielded inside, sturdy exterior and heat-resistant connectors ensure high data transmission efficiency and ultimate durability.

Broad Compatibility: Compatible with Windows XP/Vista/7/8/8.1/10, Mac OS, Linux, Chrome OS and etc. It could read and write multiple cards at the same time to keep you away from the hassle of constant unplugging and re-plugging.


1. This card reader supports SD/Micro SD card up to 512G.
2. The data transfer speed could be affected by multi-cards simultaneous reading.

1. Compliant with USB 3.0 standard, support speeds up to 5Gbps.
2. With 4 card slots: CF/TF/SD/MS.
3. Compatible with Windows XP/Vista/7/8/8.1./10, Mac OS, Linux, etc.
4. Plug & play, no driver installation required
5. Size: 55mm(L) X 68mm(W) X 15mm(H).
6. USB 3.0 cable length: 0.5m/1.5ft.

Card Slot Compatibility
- SD slot: SDXC/SDHC/SD/Extreme I III SD/Ultra II SD/MMC
Micro SD/TF slot: Micro SD/TF/Micro SDXC/Micro SDHC/UHS-I
CF slot: CF I 3.0/4.0 /Extreme I III CF/Ultra II CF/HS CF/XS-XS CF/CF Elite Pro/ CF Pro/CF Pro II. Please kindly note it doesn't support the CF II card

Package Contents

1 x 4-in-1 USB 3.0 Hub


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