New style, old style, random delivery！

• Engraving distance:less than 3cm

• Laser wavelength: 445nm-450nm blue laser

• Spot type: dotted (adjustable)

• Output power: 2.5W, 3.5W, 5.5W

• Size: 33*70mm

• Drive mode: external ACC constant current drive

• Cooling method: forced air cooling

• Operating voltage: 12V  DC

• Control interface: 2 * 2.54 (TTL control switch, PWM control power)

• Shell material: aluminum, surface anodized

• Collimator lens: optical glass coating
  

Packing List:

• Laser*1

• 3 PIN Cable*1

• 3PIN To 4 PIN Cable*1

• Goggle*1
  

3pin line connection diagram:

Application:

Free software: