Product Name: Push Button Switch; Action Type: Momentary; Contact Type: Normal Open(NO).Diameter: 6.9mm / 0.27 inch, Cap Diameter: 6mm Pin Pitch: 3mm, Size: 25 x 9mmRating Voltage: AC 250V / 1A; Terminals: 2 Pin;Widely used in industrial controlling circuits for controlling in electromagnetic starter, contactor, relay and other electric circuits,Various manual DIY electronic products.Type: Button typeDielectric strength: 1500VAC 50HZInsulation resistance: greater than equal 50MContact resistance: less than equal 0.02Life greater than equal 10000 timesAmbient temperature: -20-+80Material:Metalcolour:BlackPackage Contents:30 * key switchesOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.