【Robust 48000mW Laser Capability】Experience the power with the Longer laser cutter's formidable 40000mW output. It slices through materials like 40mm basswood and 50mm acrylic with ease, elevating your creative and craft projects to unprecedented heights. 【Efficient High-Speed Operations】Boasting a cutting velocity of 36,000 millimeters per minute, this laser engraver stands out for its efficiency, enabling swift completion of projects and a notable boost in productivity. Its expansive work area of 450 x 440 millimeters offers 23.75% additional space over its rivals, accommodating larger materials and diverse project demands effortlessly. 【Enhanced Precision and Quality】Equipped with an air-assist pump managed by lightburn software, the Laser B1 ensures heightened precision and quality in every cut. Embrace the convenience of automatic adjustments for flawless results every time. 【LaserBurn App】 Unlock the full potential of your LONGER B1 laser engraving machine with the LaserBurn App. Streamline your projects with features from WiFi connectivity and motion control to drawing creation and parameter settings, all from your smartphone. Dive into a world of precision and creativity with just a tap. 【Comprehensive Safety Assurance】With your safety as a primary concern, the Laser B1 comes loaded with eight critical safety features, including Move/Flame/Offline/Motionless/Security Lock/Eye Protection/Emergency Stop/Zero Reset functions. Enjoy a secure, worry-free working environment as you explore your creativity.