Easy to use: Stability, visualization of electrical principle, screw terminal, convenient wiring, safe electrical connection. : Made of copper material, high safety factor, . Single pole single throw switch for making and breaking a single electrical connection circuit. Low voltage: Max working voltage 36V. Low voltage, low current switch for low voltage DC power supply. Knife switches provide stability processing and visualization of electrical principles. Experimental use: Suitable for schools to conduct on-off experiments of single electrical connection circuits, providing students with learning electrical and circuit principles. This is for laboratory use and cannot be connected to home., Weight: 0.56438339072 pounds, Manufacturer: Moithora