... OMRON, SANYO and other international well-known enterprises. Membrane Switch Performance: CertificationISO9001:2008, ISO14001:2008& RoHS.Components:LED ... - +85°CHumidity40°C,90%-95%,240 hours Membrane Switch advantages: AppearanceModern, multicolor DesignSmall size, light weight, ... processLife expectancyHigh lifespan, different types of membrane switch is more than 1 million times.OperationEasy to ...