Powerful 1680W motor: Equipped with a robust all-copper motor, this electric wall trowel delivers high-speed performance for efficient construction. High-strength bearings ensure uniform smoothing, ideal for flattening, finishing, and slurry raising tasks with professional results. 6-speed adjustment: Featuring 6 variable speeds, this wall polishing machine adapts to different construction needs and wall conditions. Designed for high performance with low noise, it includes porous heat dissipation and a high-quality power cord for stable, long-term operation during heavy-duty work. Cordless ergonomic design: Enjoy the freedom of a cordless electric cement trowel powered by two large-capacity lithium batteries for extended runtime. The detachable auxiliary handle adjusts to 120°, allowing easy maneuverability for wall corners and overhead tasks without cords. Versatile functionality: One wall smoothing and polishing machine meets multiple needs by using different gaskets. Plastic hard gaskets are for coarse sand, used for leveling and compaction. Iron gaskets are suitable for coarse sand grinding, polishing, and leveling. Efficient construction tool: Say goodbye to manual labor with this high-efficiency wall smoothing machine. Equipped with a 15in (38cm) widened self-adhesive disc, this cement wall trowel saves time and effort. It is a powerful assistant for both commercial projects and home renovation, ensuring a smooth finish every time.