The Cuisinart Cordless Mini Prep Pro, provides powerful chopping and mixing. The reversible blade is perfect for chopping and grinding and the fact that this mini prep pro is cordless provides total flexibility. Contains a lithium-Ion battery for consistent, high power performance. A 2 hour charge provides 20 minutes of continuous use. Chop, Puree & Mix - Use the chopping and mixing blade for simple tasks like chopping onions and herbs, mixing dips and dressings and pureeing baby food. It's also great for chopping nuts and making nut butters, as well as whizzing up breadcrumbs. Reversible Blade - In Mini Chopping mode, use the 'Chop' button to activate the sharp edges of the blade. Use the 'Grind' button and the blade reverses to activate the blunter side for grinding. The reversible blade also helps to clean the sides of the bowl during mixing.