Romacci Portable combustible gas detector combustible gas alarm KXL-8800A combustible gas detector

The module features 30W power input, 7.5W optical power output, 445nm~450nm wavelength, vision protection, modified air assist and high-speed cooling fan. Great for cutting and engraving various soft materials. Features: - Designed for engraver machine. Replacement for NEJE Master series. - 7.5W blue light diode , 30W module input, suitable for engraving and cutting. - Fixed lens design, not focusing lens, change the object height to change the focus distance. - Protective glass for more safer and comfortable operation, no need to wear goggles. - Modified air assist, smoke damage to the lens, keep the optical power stable. - Quiet and intelligent drive adjusts the cooling fan speed according to the temperature. - 15000 rpm high speed cooling fan for more effective heat dissipation. - Built with heat-removing silicone grease for strict control of temperature. - Engrave a wide of soft materials: MDF/Balsa/Paper/Wood/Fabric//Leather/Plywood/Foam Paper/Anodized Aluminum. Note: *Only works with Master series engraver. *12V3A power supply is required if your machine is 7W or 3500mW. *12V3A power supply and goggles are not included in the kit. *Can Not Engrave: Metal/Glass/Stone/Ceramics/PCB/Stainless Steel/Reflective Material/ Transparent Material *Smoke will be generated when burned, please pay attention to smoke exhaust indoors. *Please wear goggles during usage and touching the directly with your eyes and skin! Specifications: Material: Aviation aluminum, brass Color: Blue Cooling Mode: Temperature sensor intelligent control + 15000 rpm cooling fan Module Input: 20-30W Optical Power Output: 7.5W (7500mW) Wavelength: 445-450nm Lens: Fixed Working Voltage: DC 12V3A Input Voltage：DC12V 3A Item Size: approx. 9*3*3cm / 3.54*1.18*1.18in Package Size: 16*11*6cm / 6.29*4.33*2.36in Package Weight: 400g / 14.1oz Packing List: 1 * 30W Module 1 * Sliding Slot 1 * 4pin Cable 2 * Allen Wrench

- Fixed lens design, not focusing lens, change the object height to change the focus distance. - Protective glass for more safer and comfortable operation, no need to wear goggles. - Designed for engraver machine. Replacement for NEJE Master series. - 7.5W blue light diode , 30W module input, suitable for engraving and cutting. - Modified air assist, smoke damage to the lens, keep the optical power stable.