The GT-TC090B-H031-L5 tactile switch by G-Switch is a ROHS-compliant, single-pole, single-throw (SPST) switch, constructed in a black round button brick enclosure measuring 6.2mm x 3.1mm, and featuring no-gull-wing leads. With a current rating of 50mA, it has a maximum resistance of 100MO, an operating force of 250gf±30gf, a life expectancy of 500,000 cycles, an operating voltage of 12V, and a temperature range from -30°C to +85°C.