This item is a breadboard starter learning kit. Made from , it is durable and practical for use. Circuit experiments can be conducted with included wires with different colors. Great for experiments in industry, school, laboratory, DIY making, etc. Features - Color: Assorted color. - Material: Plastic. - Size: 8.30X5.30X1.00cm/3.26X2.08X0.39 inch. - Adopted of , they are practical and durable. - Great for experiments in industry, school, laboratory, DIY making, etc. - 400 point breadboard is made of plastic. Each row and column has corresponding letters and numbers, reducing the mistake handling, with self-adhesive tape on the back. - Easy to Use: The solderless breadboard does not require soldering, it is reusable. - This makes it easy to use for creating temporary and experimenting with circuit design, which is a construction base for of electronics. Package list: 2 sets x breadboards 2 sets x jumper wires