NEJE 20W Engraving Machine,5.5W Output Power, Mini Engraving Machine,Upgrade 32-Bit Motherboard,Working Area 170X170mm, Best Cutting Material for Logo/Wood/Paper/Plastic/Leather/Aluminum,etc : Amazon.ca: Industrial & Scientific
NEJE 40W 450nm Blue Light Laser Head N30820 Laser Module for DIY Wood Engraving and Cutting Tool - AliExpress
NEJE 3 LASER ENGRAVER &CUTTER WITH N30820 LASER MODULE 5.5W OUTPUT 170 X 170 mm | eBay