A unique and thoughtful gift idea: The eye-catching design is attractive and decorative. A sweet gift for dear family, friends or wedding guests Durability: It is waterproof and dustproof, avoiding high temperature, anti-magnetic and anti-vibration, making memory key a perfect reference. No configuration is required. Simply connect it to your laptop or desktop computer to access or store data. It can be used to store music, photos, drawings, files, movies, documents, portable programs and all the data you have. Easy to store and transport. Data transfer rate: 6000 (MB/s) Maximum read speed: 5000 (MB/s) Maximum write speed: 50 (MB/s) Interface: USB 2.0 Cover Material: Silicone Package Includes: 1 * USB Flash Drive (Black, 4GB) 1. Manual measurement, there will be errors in the size, please refer to the actual size 2. Due to the light and screen difference, the product color may be slightly different from the picture.