1600mW 445nm 12V Laser Module Laser Engraving Machine part Laser Head, with TTL PWM, can control laser power and adjust focus

Technical Parameters:

Laser wavelength: 445nm (blue violet)
Spot type: dotted (adjustable)
Light power: 1.6 watts (1600mW)
Drive mode: external ACC constant current drive
Cooling method: forced air cooling
Operating voltage: 12V DC
Power supply interface: 2 * 2.54
Control interface: 2 * 2.54 (TTL control switch, PWM control power)
Shell material: aluminum, surface anodized
Module material: copper
Collimator lens: optical glass coating

User must read:

1. Laser module power is relatively large,  to prohibit the exposure of the eye, otherwise it will cause permanent blindness, the consequences at your own risk
2. Do not use in flammable and gas atmospheres to avoid fire and explosion.
3. Prohibit children from exposure to this laser product
4. Do not open the module to avoid damage.