Features 1、The metal shell has high strength and high gloss, which is beautiful and practical. 2、The product has been professionally tested, with efficient waterproof function and higher safety. 3、The key can be removed in the open or closed position, which is very convenient. 4、High temperature resistant flame retardant base, can flame retardant in emergency. 5、With small size, easy to carry and store, convenient to use and with good performance. Specification Item Type: Key Switch Material: Stainless steel Uses: Car modification, computer modification, access control switches, CNC machine tools, industrial control instruments, etc. Working Current: 3A Gear Position: ON-OFF Installation Size: Approx. 12 x 21.5mm / 0.5 x 0.8in Size: Approx. 3mm / 0.1in 16.5mm / 0.6in 21.5mm / 0.8in 10.5mm / 0.4in 12mm / 0.5in Package List 10 x Key Switches 20 x Keys 10 x Nuts