Description

445nm laser engraving tube Laser Module neje DK-8-KZ for NEJE engraving mini CNC machine DIY 3d printer parts

Detailed parameters:

Wavelength: 445nm (blue light)

Power: 200mw(pulse power) actual power is about 60% of pulse power

Drive board: with adjustable constant current

Current: above 2A

Voltage: DC 3.7v-5v

Flares: focusing

Size: 12 * 45mm

Precautions for use are as follows:
The power of laser module is relatively high, do not irradiate people or inflammable articles, or you will be responsible for the consequences
Adjust the focal length within 1.5m, and light the match almost at the same time as turning on the power switch
Do not work for a long time to avoid head temperature damage
The laser module must be equipped with a qualified heat dissipation system to avoid overheating

This article is an indispensable accessory for the DIY engraving machine. It is a professional laser head with high speed and high stability.

Packing list:

1 * laser tube