[Gem Polishing Machine]: 120W, voltage: 110V-240V, disc size: diameter 150mm, 50-1800 rpm stepless speed regulation, disc size: diameter 150mm, table size: 200*400mm, machine size: 200*400*200mm [Precise Manipulator with Digital Display]: Features a precision scale for easy angle adjustment and a flexible lifting mechanism allowing for multi-angle multi-scale polishing with simple and efficient operation [Integrated Lighting & Water Tank]: Equipped with a movable highlighter for clear visibility and a built-in water tank to facilitate smoother polishing ensuring optimal results during detailed work [High-Performance Motor]: Delivers powerful output with speeds up to 1800 RPM for efficient grinding and polishing while operating with ultra-low noise the compact design fits easily into any workspace [Application]: Perfect for both hobbyists and professionals. Suitable for jewelry production and maintenance, perfect for grinding and polishing jade, wood, amber, metal, stone, glass and other materials