Package: 50 pieces double sided PCB prototype boards in 5 different sizes, a good assortment to meet your design demands such as electronic experiments and DIY projects.The number of each color is random.
Easy to use: pre-tinned plated holes on the board make it very handy to solder components and sensors for your projects.
Durable: made from high quality glass fiber FR4 material, with 1.6mm thickness makes it solid and sturdy.
Easy installation: 4 mounting holes at the corners of the board are very convenient for installing them together.
Bonus: come with a free plastic box for easy storage and taking out.