Module laser bleu de focalisation r├ęglable 5.5W 5500mW 450nm de DIY TTL CNC
Output Power:5500mW/5.5W (Max)
Adjust the Focus:Yes(By fingers),<0.5mm;
Working Voltage:12V;
Power Supply:>4A;
TTL:Yes (TTL Modulation: Make sure input TTL level PWM dightal signal)
TTL signal input 0~5V input.(0V OFF/5V ON)
Analog:Yes; (In driver board have one TTL/Analog Change-over switch)
Frequency for TTL control:0-20KHz;
Duty cycle:input 1%-100%;
Cooling mode:Heatsink and Fan
Material: Metal
Lens: Glass
Size:Laser Module:90*40*40mm;Driver board:72*35*28mm;

White cable at "+",Yellow cable at "-";(driver board had showing words for "+" and "-")