Features: 4 terminals, 22mm mounting hole 1NO+1NC contact type, emergency stop latching push button switch with yellow cap. Used widely to control the electromagnetic starter, contactor, relay and other automatic control electric circuits. Specifications: Color: Multicolor Quantity: 2Pcs Material: Plastic, Metal Action Type: Latching Contact Type: 1 Normally Open (Green Side) + 1 Normally Closed (Red Side) Poles: DPST Max Voltage: 660V Current: 10A Terminals: 4 Button Diameter : 40mm Mount Hole Diameter : 22mm / 7/8" Package Included: 2 x Push Button Switch Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you 2. Please allow 1-3cm measuring deviation due to manual measurement.Products from Bazhou's store