12V 4A Driver Board TTL For 405nm-520nm Blue Green 500mW-4.5W Laser Diode Module
Wavelength: 405-450nm Violet Blue; 515nm 520nm Green. 405nm 450nm 500mW-4.5W Laser Module Driver Board. Note: Default power is 500mW. Can use it with TTL Modulation. Output Current: Max 4A. Power: 500mW-4.5W.