Specifications:Product pre-frame in the shape of a circular (18MM), square (18 * 18MM), rectangular (18 * 24) three kinds of specifications, including the signal lights, buttons, illuminated buttons, knobs, key buttons, the conventional installation of aperture To 16MM, some products can make the product easy to install Reducing ring installed in the mounting hole in the 22MM

Performance:Product has stable performance, small contact resistance, insulation and strong, anti-vibration shock characteristics;

Structure:The switch element "double break quick action, self-cleaning", each switch element includes always open, normally closed contact of a group, each button can be configured to 1-4 switching element

Protection class:Self-protection rating of IP40, some products can be installed enclosure so as to achieve IP67, which patch products can be customized IP65.