It is same with KitchenAid ravioli maker original version, it is no power supplied, you need to hand roll it. You need to fill up the hopper and ROTATE THE HAND CRANK piece on the external part of the attachment. Made in Italy. Made of Grade A+ metal, chrome-plated, sturdy, durable, easy-to-use simply attachments fit the hub of any KitchenAid Stand Mixer.

• Included filling scoop and cleaning brush. Filling scoop for evenly distributing into the corners of the hopper for each pocket. Cleaning brush removes bit of flour and pasta from the attachment quickly and easily
• ★Wide roller processes 6 inch wide pasta sheets to make 3 rows of large pocket ravioli
• ★Fill with meat, cheese, spinach and more, then the rollers crimp & seal each ravioli pocket
• ★Dimensions: 4″H x 4.8″W x 10″D. Easy to clean, hand wash, spot or wipe clean. We offer a lifetime warranty, please don’t hesitate to contact us if any question or problem occurs