... mlaser working material Nd:YAGOutput energy 80J average output power 350Wmax laser output power 450Wlaser pulse frequency 0.1-100Hz( ... control circuit, the protection circuit;frequency, pulse width, the current can be transferred, the power has the power flow, undervoltage ... we reply within 10 hours , make maintenance service with 72 hours .Order fulfillment process metal laser welding machine M-400Y