ATOMSTACK 450 20W Laser Module for Engraving Machine Optical Power 4.5-5W for CNC Machine

Specification: Product material aluminum 6061 anodized treatment Shell size 40*40*55mm Circuit board 12V/PWM modulation board Circuit board size 40*40mm Working temperature 0℃-70℃ Working mode pulse work Laser beam mode fixed focus Light spot size 30mm＜1mm Optical lens diameter 6/glass fiber Optical output power  4.5-5W Laser wavelength 450-460nm Working current 1.6-1.8A Working voltage 12V Product life 10000H Storage temperature -40℃-85℃ Product net weight 203g   Features:  1. It can be used for laser cutting machine, laser engraving machine, CNC, DIY laser.2. Laser protective cover: The laser is equipped with a protective cover to protect the eyes of the user without additional protective glasses. At the same time, prevent pets from catching the laser spot.3. Made of aluminum, strong and durable.4. Fixed focus laser, no need to focus.5. Aviation aluminum TTL driver board with cooling fan to ensure continuous operation for a long time.6. Engravable