Product name: 405nm laser engraving machine module.
Wavelength: 405nm.
Exit pupil power: 500mw.
Flare mode: Dot.
Driving mode: external ACC constant current.
Input voltage: 12V.
Working temperature: 10-40 ℃.
Power supply interface: 2.1mm DC socket cable.
External dimension: 33*56.5mm (adjustable focus).
Control interface: PWM or TTL signal control power

Package:
1pcs 405nm 500mw Blue-Violet With PMW Signal Laser Engraving Module