445nm 5w 12v Stainless Steel Engraving Blue PWM Focused Industrial Laser Module Dot With TTL Modulation

445nm 5w 12v Stainless Steel Engraving Blue PWM Focused Industrial Laser Module Dot With TTL Modulation 

[Features]
Can the lettering on the surface of stainless steel
Work full power for a long time

[Specifications] 
Output Wavelength:445nm
Output Power:5.5w
Operating Voltage: 12VDC（8~15V）
Operating Current:I>2A
Circuit Control: constant current
Spot Mode:dot (focused)(Send focusing focal length measuring column)
Working mode: continuous light can work long time
Shell material: copper anode aluminum shell module, black
Interface: 3*2.54 interface (power +PWM), 2*2.54 interface (TTL)
Lens material: optical glass plated high antireflection coating
Cooling: forced air cooled
Warranty:1 year

[Package includes]
1 x laser module
1 x focusing focal length measuring column