1、This USB flash drive is made from quality ABS material, which is no mechanical parts, anti‑vibration, moisture‑proof and anti‑electromagnetic interference. 2、Fast and easy operation, plug and play,no need drive or power supply, adopting high speed USB0 interface. 3、The data transmission speed of this memory thumb stick is fast, which ensure reliability and provide super speed transferring. 4、Suitable for digital data storing, transferring and sharing, Apply to data storage of music, photos, movies, designs, manuals, handouts ,homework etc. 5、Novelty lemon design, which makes it deeply favored by art students and teachers,fit for any occasion. 1 x USB Flash Drive Item Type: USB Flash DriveMaterial: ABSInterface: USB 2.0Computer: Suitable For IBM/OS X/Laptop, Etc.Speed: Maximum Write Speed 20MB/S, Maximum Read Speed 40MB/SApplication: Backup Music, Files, Videos, Etc.Support System: For Windows 98/ME/2000/XP/OS X/Linux 2. 4.xThe Displayed Capacity is Different from the Nominal Capacity Because the Calculation Method is Different:Manufacturer Standard: 1GB = 1000MB / 1MB = 1000KBRegarding Usable Capacity: Please Note the Memorandum Regarding Storage Product Capacity:4GB = About 3.4GB- 3.8GB8GB=Approximately 7.4GB- 7.6GB16GB=Approximately 14.5GB- 15.5GB32GB=About 28GB-30GB64GB=Approximately 58GB-60GB128GB=Approximately 119GB-124GB256GB=Approximately 249GB-250GB512GB=Approximately 498GB-500GB