2800mw Blue Laser Head Adjustable 445nm 450nm CNC Engraver Part Diode 2.8w Dot

2500mw Blue Laser Head 445nm DIY For Engraver Machine Parts Diode Tube 2.5w DotCheck out our jzelectric store for other laser parts! Everything for Makers, Do It Yourself fans and Handymen.Specifications:Wavelength: 445nm~450nmOutput Power: 2800mW / 2.8WFocus adjustable: Yes (Manual),<0.5mm at 1CM~30CM;Working Voltage: 12VPower supply: >2ADuty cycle: input 1%-100%Cooling mode: Heatsink and PowerfulFanMaterial: MetalLens: GlassDC Socket: 5.5-2.1 (Inside is '+', outside is '-')Package Contains:450nm 2800mW laser moduleSafefy glassesFeatures:Manual focus adjustment,smallest dot<0.5mm at 1CM~30CM;Can easily carve woodCan be used for CNC engraversCan burn plastic, paper, balloons, cigarettes, wood, etcPointer distance >5000M;Can work continuousely >12 hours