Desktop laser engraver 3d laser engraving NEJE Mini 1000mw / 1500mw

Product Safety Disclaimer: 
We do not accept any responsibility or liability for misuse of this or any other product. All our products are extensively tested to comply with rigorous and strict QC standards. For certain products (e.g. toys, knives, etc.), we recommend proper supervision as we cannot be held liable for misuse or accidents.

Q,How high can NEJE DK-8-KZ laser engraver to engrave?

A,7cm.
Q,Can I use the software on a Mac?

Yes, you can.
Q,What is the lifetime of laser head?

50000 hours in theory.
Q,What is the color of laser?

Blue and purple.
Q,How much the biggest cutting area?

38 * 38mm.
Q,How to replace the laser?

Unscrew the screw, unplug the socket and plug it in again, just like a small USB port.
Q,What file format does the engraver recognize?

JPG.
Q,Can the laser engrave steel?

No, it can't. It only engrave burning combustibles like hardwood, plastic, bamboo, rubber, leather, paper and so on.
Q,Why the engraver can't engrave anything at all?

You need to focus the laser, and sdjust burning time.
Q,Why my antivirus is telling me the software is a trojan virus gen 2 and it will not allow me to execute?

Don't worry, our software is safe, just put it in the whitelist.
Q,How to debug the heatbed of 3D printer without auto leveling?

You can refer to the post below: How to debug 3D printer’s heating platform
Q,How to stop 3D prints from warping?

You can refer to this post: How to stop 3D prints from warping
Q,How to choose the right filament?

Please vist our blog for more details:
Pick the right 3D printer filament

3D printer filament comparison

Q,How to choose a 3D printer?

Please visit our blog: 7 things you need to know before buying a 3D printer
Q,How to using Cura 3D slicing software?

More information: Cura 3D slicing software installation and operation
Q,Why not extruding at start of print?

1. Extruder was not primed before beginning the print;

2. Nozzle starts too close to the bed;

3. The filament has stripped against the drive gear;

4. The extruder is clogged.

Q,Why not extruding enough plastic?

1. Incorrect filament diameter;

2. Increase the extrusion multiplier.

Q,why there are holes and gaps in the top layers?

1. Not enough top solid layers;

2. Infill percentage is too low;

3. Under extrusion.

Q,Why stringing or oozing when printing?

1. Retraction distance;

2. Retraction speed;

3. Temperature is too high;

4. Long movements over open spaces;

5. Movement speed.

Q,Why the 3D printer always overheating?

1. Insufficient cooling;

2. Printing at too high of a temperature;

3. Printing too fast;

4. Try printing multiple parts at once.