The UK-B02130-G3.5-180 with Tactile Switches 6.2*6.2*3.5 RoHS is a miniature tactile switch manufactured by USAKRO. It is a snap-acting switch designed for applications where on/off or momentary operation is required. It features a gold-plated stainless steel contact for long-term durability and reliability. The switch is also RoHS compliant, which means it complies with the Restriction of Hazardous Substances (RoHS) directive, which sets limits on the amount of lead, mercury, cadmium, and other harmful substances allowed in electronic components. The tactile switch measures 6.2mm x 6.2mm x 3.5mm and has an operating force of 180 grams.