Description
DIY 250mW Red Laser Module Head 650nm Glass Lens Adjustable Focus Laser For Engraving machine
Wavelength: 650nm (Red laser)
Optical power: 200 ~ 250 mW
Voltage: 3 ~ 5VDC
Current: less than 300 mA
Length: 45 mm
Wiring: red is positive, black is negative
3.2V to 5.5V supply current will not change with the change in voltage, output power is more stable.
