... dome membrane switch 1)poly dome,tactile, glossy 2)water,dust,gas resistant 3)with clear window, with pin ... and connector Features of our poly dome membrane switch:1) Size: as ... any pin and connector6) With or without window, the window can be clear or just a hole7) ... :1) Life Expectancy: 1,000,000 actuations per switch position2) Actuation Force: 6~24 ounces (170~680g ...