Features: The user only needs to insert wire into terminal, which is simple and convenient to operate, without welding tools, and is suitable for quickly building the circuit. Standard terminal spacing of 5.0mm or 7.5mm is provided, which is suitable for various types of terminal block and widely suitable for different electrical connection requirements. It is suitable for power connection, signal transmission, test point access and other occasions, and is flexibly laboratories, electrical engineering and projects. Through screw fixing or clamping, the firmness of connection is effectively guaranteed, and the risk of looseness and poor contact is reduced. The user only needs to insert wire into terminal, which is simple and convenient to operate, without welding tools, and is suitable for quickly building the circuit Specifications: Size:Approx.22x97mm/0.86x3.81inch Package Includes: 1Pc Terminal Block Module note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.