Product Name: Push Button Switch Action Type: Momentary; Contact Type: 1NO+1NC Ui: 600V; Ith: 10A Rated Voltage & Current: AC 250V, 5A Contact Resistance: 50Ω; Insulation Resistance: 100MΩ The momentary push button switch is used in industrial control circuits for controlling electromagnetic starter, contactor, relay and other electrical circuits. Light Color: Yellow Light Voltage: AC 220V-240V Hole Diameter: 22mm / 0.87inch (7/8inch) Overall Size(Approx.): 56 x 30 x 75mm / 2.2inch x 1.2inch x 3.0inch (L*W*H) Material: Plastic & Metal Color: Green, Red, Black Weight: 65g Package Content: 4 x Push Button Switch Only the above package content, other products are not included. Included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.