what is the maximum size the usb holder space will support - not the dimensions of the outer of case? This has already been said & not what I am after

Your question is not specific enough to decipher.

Will the reader work with 1tb or 512gb micro sd cards?

Hello, the maximum card it supports is 512GB.

what are the inner dimensions of the usb device holder or the outer dimensions of the usb device?

Hello, The outer dimension of the reader holder is 85.3 x 34 x 18mm.

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JJC USB 3.0 Huawei NM Nano Memory Card Reader Adapter, USB-C SD MicroSD/TF Card Reader Writer(Not for Nano SIM), Data Transfer Speed up to 90MB/S for Huawei Phone & Laptop

JJC USB 3.0 Huawei NM Nano Memory Card Reader Adapter, USB-C SD MicroSD/TF Card Reader Writer(Not for Nano SIM), Data Transfer Speed up to 90MB/S for Huawei Phone & Laptop

Product ID: 452926944

Details

Brand
JJC
Color
Grey
Connectivity Technology
Micro USB USB
Media Type
SD Card SDHC
Special Feature
Compact Plug &

⚡90MB/s transfer speed

💾Supports up to 1TB card capacity

🔗Triple-port USB-A, USB-C & Micro USB

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€ 29.16

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Sold byAmazon PortugalDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🚀 Elevate your data game with speed and style!

PREMIUM DURABILITY - Crafted from aluminum alloy and ABS for a sleek, sturdy companion that lasts through every hustle.
BLAZING FAST TRANSFERS - Experience seamless data flow with up to 90MB/s speed—no more waiting around.
UNIVERSAL CONNECTIVITY - Triple-port design (USB-A, USB-C, Micro USB) ensures compatibility with laptops, phones, and tablets alike.
MASSIVE STORAGE SUPPORT - Handles memory cards up to 1TB, so you never run out of space for your projects and memories.
SIMULTANEOUS DUAL CARD ACCESS - Read and write on two cards at once—boost your multitasking and workflow efficiency.

The JJC USB 3.0 Huawei NM Nano Memory Card Reader Adapter is a versatile, high-speed card reader supporting USB-A, USB-C, and Micro USB ports. Compatible with Huawei phones and laptops, it reads/writes multiple card types including NM, SD, and microSD with transfer speeds up to 90MB/s and supports cards up to 1TB. Built with durable aluminum alloy and ABS, it’s designed for professionals who demand reliable, fast, and flexible data management on the go.

Specifications

ASIN	B0B2RPS4K4
Additional Features	Compact, Plug & Play
Best Sellers Rank	#1,750 in Computer Memory Card Readers
Brand	JJC
Color	Grey
Compatible Devices	Laptop, Tablet
Connectivity Technology	Micro USB, USB Type A, USB Type C
Customer Reviews	4.1 4.1 out of 5 stars (14)
Data Transfer Rate	480 Megabits Per Second
Hardware Interface	MicroSD, USB, USB Type C
Manufacturer	JJC
Media Type	SD Card, SDHC, SDXC, microSD, microSDHC, microSDXC
Operating System	Linux, Windows 10
Slot Count	3
Warranty Description	1 Year

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