The USAKRO UK-B0201-G6-250 is a low profile, RoHS-compliant tactile switch with a 4.5 x 4.5 x 6mm profile. This switch has a low operating force of 2.5N and is available with both standard and reverse polarity options. Its contact resistance is <0.03 Ohm, and insulation resistance is >100 Mega Ohm. This switch is suited for a wide range of applications, including consumer electronics, automotive, and industrial equipment. It is suitable for surface mounting, with an operating temperature range of -25°C to 85°C.