1.锌合金材质，质量更为可靠 It is made of zinc, and better in quality, and good resistance to bend and be out of shape.
2. 耐久性强，可在额定载荷下工作不少于5万次 It has long lifetime and high durability that it can work more than 50000times under pressure;
3. 防水、防尘，抗压、耐温、耐湿热、耐腐蚀性强It is waterproof and dustproof. Besides, it has strong power to be against compression. Besides, it has high resistance to heat and damp, as well as to erosion.
4.人机关系和谐，客户体验度高 The power used to insert or pull the key is much less than 20N, and to shift gears, people can only use a little power, that is less than 0.294N.m.
5. 接线强度高，安全有保障 The connection of wiring is not easy to loosen and take off.
6. 互开率低，更显安全 It has low mutual opening rate, that is less than 6/1000.