Features: 100% brand new and high qualityOOTDTY  Made from acrylic material, durable for use. An experimental base-plate for UNO R3 board. Uses screws to fix, convenient for experimental use. Excellent quality, fast delivery, simple after-sales. The dimension of enclosure box is the same as the original arduino- UNO R3. Specification: Color: TransparentMaterial: AcrylicPackage Includes: 1Set x UNO R3 Acrylic Shellnote: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.