Features: Brand new and high quality This is a mini terminal expansion board that is convenient for users to use for Raspberry Pi GPIO. It is very suitable for Raspberry Pi. All 40 pins of the Raspberry Pi are transferred out with screw terminals, which is convenient for cable access. Does not take up other space, very convenient when making DIY circuits. Easy to assemble. Observe the GPIO status. Readable minimal print of the labels for each of the GPIO pin's function. Avoid friction between the expansion board and the contact surface and protect the expansion board more effectively. Specifications: Material: PCB + Plastic + Metal Color: Black + blue Note: 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. Package includes: 1 x Mini Terminal Breakout Board for Raspberry Pi 1 x Acrylic panel 1 x Screwdriver 1 set x Screws