EZ Mount twist-and-lock sink flange for fast and easy installation 3/4 HP permanent magnet DC motor delivers 3300 rpms of grinding power and reduces jams Auto-reverse If jammed. Lined with insulation to reduce sound Pre-installed power cord for easy plug-in install, no hardwiring or separate purchase required Stainless steel grinding components Reinforced polymer grind chamber resists corrosion and extends disposal life Compact, lightweight design saves space Removable splash guard with patented support ring Front-mounted reset button