Generator 520nm 30mW Green Focusable Line Laser Diode Module 5V Adapter
Wavelength: 520nm. 1pc 520nm 30mW Dot Laser Diode Module. Power: 30mW. Note: We have 5V US-plug,EU-plug,UK-plug,AU-plug Adapter. Exceeding this temperature range will cause the laser to age rapidly.