Green Line 520nm 10mW 20mW 30mW Locator Laser Module 5V Adapter 22mm Holder
520nm 10mW 20mW 30mW Line Locator Green Laser Module 5V Adapter 22mm Holder. Wavelength: 520nm. 1pc 520nm Line Laser Diode Module. 1pc 22mm Holder. Exceeding this temperature range will cause the laser to age rapidly.