Why is the displayed capacity different from the nominal capacity?

The difference is due to calculation methods. Manufacturer standard: 1GB=1,000MB. OS standard: 1GB=1,024MB. For example, 4GB displays as approx. 3.6GB-3.8GB.

What operating systems are supported?

Compatible with Windows 98/7/8/10/XP/Vista, Mac OS 9.X, and Linux 2.4 or above.

What is the storage lifetime of the USB drive?

The storage lifetime is more than 10 years, featuring solid-state storage that is shock-proof and electromagnetic proof.

USB Flash Drive Rectangle Pendrive with Cap USB 2.0 Memory Sticks 1GB 2GB 4GB 8GB 16GB 32GB for PC

Name: USB Flash Drive Rectangle Pendrive with Cap USB 2.0 Memory Sticks 1GB 2GB 4GB 8GB 16GB 32GB for PC
Brand: Shenzhen Xingshidi Technology Co., Ltd.
SKU: 799506592

Guangdong, ChinaShenzhen Xingshidi Technology Co., Ltd.

US$3.99

100-499 Pieces

US$2.58

500-999 Pieces

US$1.77

1,000+ Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Storage Capacity

Customized

Interface Type

USB 3.0

Model NO.

TF-0829

Shape

Stick

Material

Metal

Open Style

Opening

USB Type

Creative USB Disk

Color

White

Function

Storage USB Disk, Encrypt USB Disk, Boot USB Disk, Antivirus USB Disk, Thermometer USB Disk, Music USB Disk

Security Check

Support Security Check

Warranty

5years

Transport Package

Blister

Specification

8gb 16gb

Trademark

OEM

Origin

China

HS Code

8523511000

Production Capacity

50000/Day

Key features

Customizable Storage Capacity: Available in 1GB, 2GB, 4GB, 8GB, 16GB, 32GB, and other customized options.

Metal and Plastic Material: Durable construction made from metal and plastic for long-term use.

High-Speed Data Transfer: Read speed up to 20MB/s and write speed up to 10MB/s for USB 2.0.

Custom Logo Service: Supports laser engraving or silk-printing with multicolor options available.

5-Year Warranty: Comprehensive 5-year warranty coverage for peace of mind.

Wide Compatibility: Compatible with Windows, Mac OS, Linux, and various USB devices.

Real Capacity Guarantee: Guaranteed real capacity with free H2test software for verification.

Compact and Portable Design: Lightweight design measuring approx. 5.3x1.7x0.7cm, weighing only 10g.

Company profile

Fast Delivery

Shenzhen Xingshidi Technology Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory, Trading Company CertifiedExport Year: 1 Month CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤6.09h CertifiedTerms of Payment: LC, T/T, PayPal, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR, EXW

AI-Powered supplier vetting

SummaryShenzhen Topfine Technology Co., Limited is a China-based limited company described across the records as both a trading company and manufacturer/factory, supplying flash drives and related storage products. It reports broad customization and ODM capabilities, new products within the past year, extensive export coverage, and an off-peak lead time within 15 working days. However, the available quality and service-control evidence is weak: no written corrective-action or complaint-handling procedures are reported, quality assurance and traceability statuses are unknown, and quality-control test equipment is recorded as zero. A TUV Rheinland audit record is present, but its evaluation result is recorded as 0 and the report validity ended in 2025. Financial information is represented only by years, without substantive financial performance evidence. No customer cases or named-brand OEM references are provided.

Supplier typeThe supplier is identified as Shenzhen Topfine Technology Co., Limited, a China-based limited company. Its records classify it as both a trading company and manufacturer/factory, while its stated business scope includes electronic products, computer peripherals, U disks, and import/export activities; another record lists medical-device-related licensed projects, creating some scope inconsistency.

After-Sales capabilityThe supplier reports no written procedures or records for corrective and preventive actions or effective customer-complaint handling. This is explicit evidence of a documented service-process deficiency.

R&D capabilityThe supplier states that it had new products during the past year and provides ODM services, indicating some product-development capability. It also reports no available SDK, but the absence of an SDK is not by itself evidence that its general innovation capability fails the field.

Production capacityThe supplier is described as a manufacturer/factory and reports production of storage-related products including HDDs, SSDs, micro SD cards, USB flash drives, and memory cards, with stated output of 5,000,000 pieces. However, its quality-control test-equipment quantity is recorded as zero, while quality assurance and traceability statuses are unknown, weakening confidence in production-control maturity.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, and also states that it provides ODM services. These records directly support broad customization capability.

Product Q&A

Q:Is the USB flash drive real capacity?

Yes, our USB flash drive has real capacity. You can use H2test, the most authoritative testing software, which we can provide for free.

Q:What is the write speed of the USB flash drive?

The write speed is 10MB-20MB/s or above, depending on your computer's performance. For files over 1GB, transfer the drive from FAT32 to NTFS format.

Q:What are the options for custom logos?

We offer laser engraving or silk-printing for logos. Multicolor logos are available. Please contact us with your logo picture to get an effective design.

Q:What is the minimum order quantity for custom logos?

The minimum order quantity for custom logos is more than 50 pieces.

Q:What is the warranty period for this product?

We provide a 5-year warranty for this USB flash drive.