This Queens powerful blender is 2200watts motor that is heavy duty, 28000 rotations per minute, adjustable variable speed, pulse switch, stainless steel blades, safety switch and overheat protection, this commercial blender stands as the ultimate commercial blender. adjustable 2200watts motor that is heavy duty 28000 rotations per minute adjustable variable speed, pulse switch stainless steel blades safety switch overheat protection non slip feet Blender