12V 532nm 50mw Green Laser Dot Module Fan Cooling TTL 0-30KHZ-Long time working
The 532nm 50mw Laser dot module is composed of 2 parts, Laser head (Laser diode+ housing +lens)and its driver circuit board. the laser head brings with fan cooling. Wavelength: 532nm. Modulation frequency: TTL 0-30K HZ.