1. Overall US style combined with modern design trends, big seesaw, elegant lines, simple and generous, gentle touch, the force balance, so you have a natural feeling. 2. Panel selection of quality new material pc plastic (bulletproof plastic) gloss, high temperature, shock, do not change color; the back seat with flame-retardant, high temperature resistant plastic pc, cable box reserved for more space; security door design, use more confidence. 3. Design a classic design unique luminous instructions, delicate embellishment, more cohesion of a thoughtful and meticulous mind. 4. High-quality copper switches, sockets shrapnel are of high quality bronze, lasting elasticity, the force balance, in full compliance with national standards. 5. Quality Silver Point switch contacts made of high quality silver contacts, good conductivity, anti-arc oxidation and prolong life.