3 in 1 OTG card reader
3 in 1 OTG card reader use for

3 in 1 Card Reader USB OTG

Status: In Stock
  • 3 in 1 USB C Memory card reader
  • Easily read Most cards: support Micro SD/SDHC/SDXC
  • Support all OTG device with Type C port
Deals ends in:


Buy Now
Bulk deal
Quantity Discount Discounted price
100 - 500 $0.05 $4.10
501 - 1000 $0.08 $4.07
1001 + $0.12 $4.03
Bulk pricing will be applied to package:
Free shipping
UP to 300pcs
lead time
Free sample
(minimal order quantity)
Printer Area:
manufacture MRT
Flash Type MLC and TLC
Weight 26g
Dimension for Crystal Drive 92*26(mm)
Printing Area: Front/Back
Print Area: 25*15mm
Operating Temp 0 to 60 °C (recommended)
Standard USB2.0
Shipping Time 3 - 5 days by DHL
Print Area
Testing Standard
MRT will do full QC for 3 in 1 OTG Card reader, our QC team will inspect on function, appearance, speed, logo printing and package. The tested samples will cover 1% out of each order for function and speed, and there will be 100% checking on the looking.
Reliability test result: Bulk 3 in 1 OTG Card reader
product detail

It is an Card Reader USB OTG in multi-function design. There are two male connectors USB 2.0 and Type C for connecting device, and three slots for reading Micro SD, SDHC and CF Card. As if the device with USB C, the card reader will fit all. What’s more, it supports all OTG device. When connecting with device, you can playback movie or video directly from cards. There is no conflict between the reader and digital gadgets you use, the storage cell from them is independent.

In fact, the extraordinary part of this reader is supporting 3 types of cards. These bulk memory cards are from camera, security cam, dash cam and drone, all of them can work with this OTG card reader. Meanwhile the transferring speed can hit 40MB/s, it is much faster than regular USB 2.0 standard.

This is a plug and play reader. It is as portable as a USB flash drive; you can use it as a spare storage when inserting the card. In brief, OTG card reader adopts aluminum body and protective cap, it provides durability for the users. Additionally, there is a hook on the top of this shell, you can attach it to your bag. You will be free from miss afterwards.

Where to USE

3 in 1 OTG card reader is with three slots, you can use it to read bulk Micro SDHC card, wholesale SDXC card and CF camera Card. It is mainly connecting with PC and laptop, and transfer data. Besides it, it is surely an ideal choice for your trip, the storage of phone or tablets gets extended. Any wonderful moments will be transferred safely by it.

Available Service
  • Available for custom logo printing including silk printing and colorful printing
  • Available for custom package
Logo Printing:

Although it is an OTG card reader, the logo printing is also available. The printing way is similar to bulk USB flash drive, it is available for front and back side.

Logo Design:

MRT can do free design for your company logo, slogan or art design.

Approved Certification for OTG Card reader:


Testing Standard:

100%full testing check
Contact us if you go for custom print

Order description
  • Free shipping for 300pcs
  • 2 years Warranty
  • 2 days Lead time
  • Free Sample
  • 100pcs MOQ
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