Crystal Glass Photography Flash Drive USB Memory Stick 2.0 3.0 2 GB 4GB 8GB 16GB Thumb Drive with 3D Engraved Logo. 3D Laser-Engraved Logo: Precise 3D laser engraving creates detailed logo with depth and texture. Light-Up LED Logo: Built-in LED illuminates the 3D logo when plugged in for eye-catching branding. Wide Capacity Range: Available from 128MB to 128GB to meet all digital storage needs. High-Speed USB 3.0: Read speeds up to 120MB/s and write speeds up to 40MB/s. Durable Crystal Design: Sturdy crystal construction resists daily wear, scratches, and maintains polish. Plug-and-Play Compatibility: Works seamlessly with Windows, Mac, Linux, and Android without drivers. Customizable Design: Personalize with vibrant colors, unique patterns, and custom 3D logos. Waterproof Protection: Dustproof and waterproof with IPX4 to IPX6 optional rating.