2pcs 532nm laser Diode 20mw Green Laser Diode Dot Module 3.7V 12mm Diameter Brass Housing

Feature:
Wavelength: 532nm
Output power: 20mW
working voltage: 3.7V
Working temperature: 15℃～40℃
Laser Shape:Dot
Focusable:N/A
Material:Brass
Duty Cycle:45 seconds on,15 seconds off
Dimension: 12x50mm(include circuit board)

Red wire to positive “+”,black wire to negative “_”
Please avoid direct eye contact to the laser

Package include:
2pcs 532nm 20mw laser module