covers 4W/6W/8W in laser power with short pulse width (<20ns@30K) ,superior beam quality (M²<1.2) and perfect laser spot quality (beam circularity >90%). K-6 series laser is ideal for high-end ultra-precise processing as well as marking in mobile phone shell , package of cosmetics, food, medicine and other high polymer materials, PCB, LCD, glassware surface, metal’s cladding material, plastic keypad, electronic component, gift, communication device, construction material and other areas.