The Kinghelm KH-3635-CAJ is a tactile switch 3x6 with RoHS (Restriction of Hazardous Substances) certification. It has a 12mmx6mm rectangular shape and can be surface-mounted to a PCB. It is rated to operate over a temperature range of -25°C to +85°C, with a rated operating power of 250mW. The switch has a gold-plated brass contact material, a travel distance of 0.4mm, and minimum contact resistance of 50 mO. It has a durable design, with a mechanical life of 10,000 cycles, and electrical life of 5,000 cycles. It is compliant with RoHS standards and is UL approved.