FThe TS6651BA 140gf with Tactile Switches SMD RoHS manufactured by SHOUF is a miniature tact switch with RoHS compliant certification. It is a low-cost option designed to be used in applications such as breadboards, PCBs, electronics projects and prototyping. The TS6651BA features an operating force of 140gf, a self-cleaning contact, and supports PCB mount. It is rated for up to 100,000 operations. The TS6651BA is small in size measuring 12.4 by 6.6 millimeters and will fit in most breadboards as well as on-board PCBs. The TS6651BA is also RoHS certified, which ensures that it contains no toxic substances or elements.