Uploaded December 2020 | Updated September 2026, 1 hour ago

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We deal some myths and truths about diode laser engraver such as: what power do the diodes have? Can I trust Chinese laser module? Benefit of air assist? Can I cut or engrave metals with laser diode?

### AIR ASSIST ###
Hailea 318 air pump: https://s.click.aliexpress.com/e/_9jLm3b

### LASER MODULES ###
Ortur 7/15/20W laser module: https://s.click.aliexpress.com/e/_9xTTi9
Neje 30/40W laser module: https://s.click.aliexpress.com/e/_9QOGev

### LASER ENGRAVER IN VIDEO ###
Ortur engraver: https://s.click.aliexpress.com/e/_AgtxoZ
Atomstack engraver: https://s.click.aliexpress.com/e/_AVVLz3

### OTHER KNOWN BRAND ###
EleksMaker: https://s.click.aliexpress.com/e/_Ardabn
Neje: https://s.click.aliexpress.com/e/_ABCHCH

Music by: @dedu7092

Support LaserGRBL: paypal.me/pools/c/8cQ1Lo4sRA