We are laser head manufacturer, we didn’t make the whole laser engraver machine

sorry all transparent materials are not available to cut or engrave.

TTL is the same as PWM，a type of signal input.

30W：it needs above 12V2A power supply
40W：it needs above 12V2.5A power supply
80W：it needs above 12V4A power supply

We provide one year warranty

for a laser head, beam size is a very important parameter which is more important than power when you make cutting and engraving
In order to win the market, we must use the best diode to make our module. Nichia diodes are more reliable. And we have micro FAC built-in in the diode, it's the newe......