BPA FREE food processor features 2 sets of blades and paired bowls (8-Cup glass bowl and 8-Cup stainless steel bowl) The Full-copper motor supports a 3 times longer service life than regular motors. Adopting patented automatic stopping design to protect your family and child, and blades are spring-loaded and stop rotating immediately once you pop the motor out of the way. The Mixing Bowls are made from different materials (glass and sus 304 stainless steel) to avoid confusion between bowls for different uses, meat chopper and vegetable chopper, family processor and baby food processor. 450 watts motor certified for professional use combined with upgraded two levels of "S" stainless steel blades, a few seconds is enough to turn any vegetable or meat into tiny bits. Still struggling about daily handling of onions or meats? Just an electric food chopper is all you need to make cooking fun.