520nm 0.1mw~20mw Green Dot/Line/Crosshair Tunable power Class I ~ Class IIIA adjustable

520nm 0.1mw~20mw Green Dot/Line/Crosshair Tunable power Class I ~ Class IIIA adjustable

[Specification]
Product Name: 520nm Green Laser Module
Wavelength: 520nm
Output Power: 0.1-20mw (Output power adjustable)
Laser Shape: Dot/line/crosshair (choose)
Operating Voltage: DC 2.8~5.2（V）
Operating Current: <400mA
Size: 12*45mm(Can be customized)
The whole set includes: laser head + special power supply + universal support