2000mw Blue Purple Dot Laser 2W 445nm 450nm DIY CNC Machine Part Diode Module

It can adjust the focus (By Fingers), Smallest dot <0.5mm at 1CM~30CMCan carve on wood (so easy)Can be used for CNCIt can burn plastic, paper, balloons, cigarettes, wood and so onPointer distance >5000MCan work continuously >12 hoursSpecifications:Wavelength: 445nm~450nmOutput Power: 2000mWAdjust the focus: Yes(By fingers),<0.5mm at 1CM~30CM;Working Voltage: 12VPower supply: >2A;TTL: Yes,White cable at + and Blue cable at -;TTL signal input 0~5V input. (0V OFF/5V ON) (TTL Modulation control the output beam OFF / ON )Please make sure the TTL input vlotage does not exceed 5V. Othrewse it will burn the driver board.TTL Modulation: Make sure input TTL level PWM digital signalFrequency for TTL control: 0-20KHz;Duty cycle: input 1%-100%;Cooling mode: Heatsink and FanMaterial: MetalLens: GlassRed cable at "+", Black cable at "-"Size:Laser Module: 80*40*40mmDriver board: 80*42*35mmPackage contains:1 x 2000mW Laser