1. Overall trend of US-style combined with modern design, large toggle, elegant lines, simple and generous, gentle touch, force balance, so you have a return to nature feeling. 2. Panel pc new materials of high quality plastic (bulletproof plastic), good gloss, high temperature, shock, do not change; the back seat with flame-retardant, high temperature plastic pc, the line inside the box reserved for more space; security door design, with more confidence. 3. Luminous specific instructions designed classic design, exquisite decoration, a more thoughtful and meticulous mind pool. 4. High-quality brass switches, sockets, shrapnel are made of high quality bronze, lasting stretch, force balance, in full compliance with national standards. 5. High-quality silver switch contact points made of high quality silver contacts, conductive properties, anti-arc oxidation and prolong life.