Stainless steel blades and grinding chamber lower heat build up. Grinds while also preserving more flavor and aroma. Pulse action lets you control the fineness of grind. Fast stopping blade supports maximum safety. Recessed cord storage in base. Clear see-through safety lid. Blades rotate at high speeds - 20000 to 30000 RPM. Power: 160W 120V 60Hz. Dimensions: 4.25"L x 4"W x 7.5"H.