Enclosed Design for Home Use: Creality Falcon A1’s enclosed design is safe for creating, ready for your home entertainment. Class 1 Laser Safety: Blowing away hot smoke when cutting materials, reduce the temperature, and cut more clean and smooth. Eye-Protection Cover: The fully enclosed cover blocks the harmful laser light, you can enjoy your craft creating without worry. Extraction Fan: Built-in smoke exhaust filter and two cooling fans on the laser head to effectively extract the smoke during processing. Smart Laser Leakproof: During laser work, lid-open safety stop, designed to prevent laser leakage. Emergency Stop Button: Has a built-in emergency stop button for a quick shutdown in case of emergency.