Check the listing for details. K30 LASER TREE 30W Optical Power Laser Head Cutting Module for Engrave Machine. Condition: New. Listed at 432.95 USD. 30W Optical Power Laser Cutting Module with Air Assist Kit Laser Engrave K30 Product Description: Laser Tree K30 is a real 30W+ output laser module designed for powerful cutting. It uses beam compression technology, built-in 6pcs 5.5W laser diodes. The comprehensive product configuration realizes compatibility with various laser engraving machines. The adapter board is used for electrical compatibility (suitable for Z*aitu,O*tur,Tw* Trees,S*ulpful9, Xtool, A*omstack and other models of DIY laser engraving machines). The sliding plate has multiple holes for installation compatibility. Built-in air assist improves cutting performance, and excellent heat dissipation improves product stability and service life. If you need to cut a lot of thick materials and speed up production, the powerful Laser Tree K30 is a good choice. Ultrahigh Power Laser ModuleK30 is a high power 30W+ (33W-35W)optical power laser module, built-in 6pcs 5.5W beam compressed laser diodes Cut 15mm bass plywood: 180mm/min, 100% power, by one pass Cut 15mm black acrylic: 35mm/min, 100% power, by one pass Cut 30mm pine wood: 120mm/min, 100% power, by one pass Built-in Air Assist & Dual-Fans Cooling Systerm a. Built-in air assist to get clean-cut edges, improve cutting performance b. Excellent heat dissipation makes the laser module maintain a stable cutting ability and prolong service life Temperature Display & Alarm Function & Red Cross-positioning Light Design a. Use in high working temperature will affect the life of the laser module. b. The buzzer will sound an alarm when the temperature of the laser head is higher than 55℃ ( Suggested working temperature