... 2.No Volume limit 3.ROHS Compliant Membrane switch with poly dome/metal dome, SMT LED, PC ... and PVC film keypads Characteristics: Assembled with SMD LED, resistors, connectors and other components Components ... : 500,000 to 30,000,000 cycles Switch stroke: 0.1 to 0.6mm Contact bounce ... Operating humidity: up to 95% RH Female, male connector, solder pins and heat seal connectors are available Custom ...