Unidade flash USB 3.0 em formato de cartão de metal
SKU:CARD-08
- Metal materials
- USB 3.0 interface
- Card shaped USB 3.0
- Blue rubber – core interface
- MOQ:100pcs
Free design, free samples available for existing models, minimum order quantity of 100 units required per model. Chinese factory does not engage in retail sales.
Weight | 15 g |
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Dimensions | 86 × 54 × 3 mm |
Capacity | 128GB, 16GB, 1GB, 2GB, 32GB, 4GB, 64GB, 8GB |
Interface | USB3.0 |
Craftsmanship and Materials

The Unidade flash USB 3.0 em formato de cartão de metal is crafted from high – quality metal materials such as aluminum alloy and processed through precise techniques like wire drawing, anodizing, and polishing. The metal shell not only gives the product a tough and refined texture but also offers excellent wear – resistance and corrosion – resistance. Even with frequent plugging, unplugging, and carrying in daily use, it can effectively withstand scratches and bumps, maintaining its appearance integrity for a long time and safeguarding the security of the internal storage chip.
Interface and Transmission Advantages
It is equipped with a USB 3.0 interface, which is typically identified by its blue rubber core (different from the black rubber core of USB 2.0), a distinct feature. The cadheres to the high – speed data transmission protocol, with a theoretical transmission rate of up to 5Gbps. In practical applications, the read speed can reach 40 – 100MB/s, and the write speed can reach 10 – 30MB/s (with fluctuations depending on the device and file type). Compared with USB 2.0 (with a theoretical rate of 480Mbps and an actual read/write speed approximately 3 – 5 times slower), USB 3.0 can significantly reduce data transfer time, especially when transferring large – capacity videos, high – definition images, large software installation packages, and other files.

In addition to its speed advantage, USB 3.0 supports “asynchronous transmission,” which can power the device while transferring data. Its compatibility has also been further optimized, being suitable for both new and old devices. It can work stably on modern computers, smart TVs, game consoles, and other devices.
The USB flash drive features a hidden – interface design. The interface can be smoothly popped out and retracted. When retracted, it integrates with the metal card – shaped body, protecting the interface from dust and physical damage while making the overall shape more concise. It can be easily placed in a wallet or card holder like a business card, offering maximum portability.

Currently, the increasing preference for USB 3.0 flash drives mainly stems from the following reasons. Firstly, with the explosive growth of data volume, there is an urgent need for transferring high – definition files and large – scale project materials. The high – speed performance of USB 3.0 can efficiently address the time – consuming issue. Secondly, device compatibility has been continuously expanding. New devices generally support USB 3.0, and old devices can also be adapted through adapters, resulting in a wide range of application scenarios. Thirdly, the combination of metal materials and the card – shaped design meets users’ compound requirements for products in terms of “durability + portability + aesthetics,” making it an excellent choice for office gifts and personal storage.

Parameters of the USB Flash Drive
Parameter Category | Specific Specifications |
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Capacity | 8GB, 16GB, 32GB, 64GB, 128GB, 256GB |
Dimensions (Length * Width * Thickness) | Approximately 86mm×54mm×3mm |
Weight | Approximately 12 – 20 grams |
Interface Type | USB 3.0, with a blue rubber – core interface, downward – compatible with USB 2.0 devices |
Read/Write Speeds | Read: 40 – 100MB/s; Write: 10 – 30MB/s (Actual speeds may vary depending on device performance and file fragmentation) |
What Can Be Customized?
Customization options include corporate logos, brand slogans, creative patterns, personal signatures, etc.
Different colors can also be customized. Through processes such as anodizing and coloring, a variety of colors like silver, gold, black, and blue can be achieved to meet different aesthetic and brand – color requirements.

What Are the Customization Processes?

- Laser Engraving: High – energy laser beams are used to etch patterns and text on the metal surface. It offers extremely high precision, with fine and clear lines. The engraved content has excellent wear – resistance, and it will not fade or fall off during long – term use. It is suitable for presenting simple logos, fine text, and other designs with high restoration accuracy.
- Electrochemical Etching: Patterns are formed on the metal surface through electrolysis. This process can create complex textures and gradient – color effects, adding a sense of artistry and layering to the customized content. It is suitable for creating large – area and creative patterns.

UV Color Printing: High – definition color patterns are printed on the metal surface using ultraviolet – curable inks. The colors are highly saturated with natural transitions, capable of perfectly presenting photo – like quality, adding rich visual effects to the customization. It is suitable for customization requirements that demand vivid colors and complex images.
What Is the Price of This USB Flash Drive?
The price of the metal card shaped USB 3.0 flash drive is affected by factors such as capacity, customization process, and order quantity. For regular models with basic capacities (8GB – 16GB) and no customization, the unit price is approximately 15 – 30 yuan. Medium – capacity (32GB – 64GB) products are priced in the range of 30 – 60 yuan, and large – capacity (128GB – 256GB) versions are around 60 – 150 yuan. If value – added services such as logo engraving, color – pattern printing, and color customization are involved, additional customization fees will be charged. Generally, depending on the customization complexity and order quantity, an additional 5 – 30 yuan per piece is added. For bulk purchases (such as corporate orders of over 100 pieces), manufacturers will offer certain discounts. For specific prices, please contact our customer service representatives.
