12mm 445nm 450nm 20mW Blue Dot Laser Module Focusable (USB)

12mm 445nm 450nm 20mW Blue Dot Laser Module Focusable (USB)

Specification
Wavelength: 450±10nm
Output Power: 20mW
Working Voltage: 5V
Laser Shape: Dot
Focusable: Yes
Size: ø12mm

Note:
The modules are tested and the output power are measured by laser power meter before sending out.
Please don’t compare the power of this one with a none-measured laser.
If you doubt the output, please have the laser you recieved checked by laser power meter.
If there is any problem, please feel free to contact us. We will solve the problem asap.