The blister inner lining is independently packaged, and the outer packaging is a colored paper box, which can effectively avoid switch damage and can be reused. Powerful pressing experience, beautiful color matching, dustproof and waterproof, strong compatibility, stable and powerful. Linear switch, operating force: 45gf, conduction stroke: 18 ± 0.4mm, rebound force = 35gf, total stroke: 3.6 ± 0.3mm, mechanical life of 80 million times. Increase the design of light guide columns to achieve a transmittance of 90%. Precision workmanship, using aviation materials and alloy contact technology for pins, with stronger service life and antioxidant performance.