The item is a 830 tie-point solderless plug-in breadboard with peelable adhesive tape is at the back. It can work great with many operations. Therefore, it is also great for electronic and electrical experiments. Made of resin material for use. Features - Color: Assorted color. - Material: Resin. - Size: About 16.5x5.5x1cm/ 6.48x2.16x0.39 inch. - The breadboard has strips of metal underneath the board and connect the holes on the surface of the board. - Note that the above and bottom rows of holes are connected horizontally and split in the middle while the remaining holes are connected vertically. - Most electronic components in electronic circuits can be interconnected by inserting their leads or terminals into the holes and then through wires where appropriate. - The breadboards can be spliced according to the unit, the structure is clear in color. - The breadboards is 2-sided peelable adhesive tape, easy to stick on the shield, suitable for line design. Package list: 2 x Experiment breadboard