Features: Enhances engraving precisions with Longer's Air assists for RAY5 10W/20W, featuring adjustable 10-30L/min airflows to suppress , prevents energies loss, and maintain optimal cutting performances on materials up to 6mm thickness. Engineered with metal construction, this accessory delivers powerful airflows for rapid surfaces cooling, achieving cleaner cut while operating at quiet 60dB noise levels comparable to household fans. For creators, small workshops, and printing enthusiasts requiring professional management and edges refinement in cutting/engraving operations. Perfect for crafting detailed acrylic signage, wood carvings, and thin metal plate processing where smokefree visibility and burnfree edges for quality results. Achieve workshop efficiency through its plugs and play installation simply connecting the 2meter flexible tube to your Longer engravers for instants airflows optimization without additional accessories. Specifications: Materials: Metal Side length: 13cm styles: RAY5 10W, RAY5 20W(optional) Package Includes: 1Set Air assists pumps note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.