Product Description Material: ABS+resin Size: 5.58.20.85cm Number of holes: 400 holes Voltage: 300V color: White Quantity: 5 pcs Package content: 5 pcs * Solderless breadboard 1. Breadboard for quick assembly of electronic circuits with 400 contacts. 2. Easy to use: Consistent hole alignment, inset pin easier. With extension clips for quick and easy connection to other boards. With legend printed in black, color legend on distribution strips. 3. Dynamic portability: White ABS plastic body with self-adhesive tape on the back. Small in size, sturdy and lightweight, easy to carry and mounted on a platform. 4. Numerous experiments: The prototype breadboard is compatible with LED diode, screw terminal, Dupont wire, connector, other electrical power components or devices for various creation experiments. 5. Ideal for experimental setups in laboratories, industry, universities, schools, hobby areas and model making.