The TK-6850-1, manufactured by Yuandi, is an electrical switch with through-hole mounting and RoHS compliant. This switch has three pins, each with a 0.07" (1.8mm) pitch, and a maximum operating current of 0.5A. It is rated for an operating voltage of 6VDC, has a mechanical life of 50,000 cycles, and works in temperatures ranging from -25C to +85C. The switch is UL approved and can be used in a variety of industrial applications. It is a single pole, single throw momentary switch.