Features 1、With high‑thickness silver contact machinery, has long service life 2、Copper parts has good electrical conductivity, safe and efficient 3、Made of new materials, light and impact resistant and resistant to oxidation 4、Modular structure, easy to disassemble, the contacts can be replaced at any time, the mechanical performance is stable 5、Small size, easy to carry and store, convenient to use and with good performance Specification Item Type: 2 Position Key Switch Power Lock Material: Plastic Contact Current: Less than 10A Installation Aperture: Approx. 22mm / 0.9in Operation Structure: Self-reset Contact Form: Open and Close Base Material: Iron Contact Material: Silver Package List 1 x Key Switch 2 x Key