TC-6601-6.5-160G with No -25?~+85? Gull Wing 6.5mm Black 50mA Round Button Brick nogging SPST 100MO 80000 12V 160gf@±50gf SMD Tactile Switches ROHS manufactured by HCTL is an electronic part manufactured by HCTL. It is a tactile switch, which is a type of electrical switch that is operated by physical pressure applied to a certain area of the switch housing to create a circuit. It is a black, 6.5 mm round switch with a cushioning action, gull wing design, and 100 megohm rating. It is rated to hold up to 160gf of force and can operate up to a temperature range of -25 to +85 Celsius. The switch is RoHS compliant with 50mA current rating and 80000 cycles life span.