8 Piece Laser Engraver Module Kit Multicolour 16.00X6.00X11.00cm

Designed for laser engraver, laser cutter, 3d printer, cnc machine, replacement for arduino project and master series
Modulation supports variable power input from 3.3v to 12v
Wide compatibility. designed with 3 interfaces dc12v+ttl, 3pin 2.54 interface, and 3 pin interface
7.5w blue light diode laser, 30w module input, suitable for engraving and cutting
Fixed lens design, not focusing lens, change the object height to change the focus distance