BLACK+DECKER's newest line of 20V MAX* Lithium Ion Tools, POWERCOMMAND™, gives you additional control of your Outdoor Power Equipment with the Push of a Button. These POWERCOMMAND™ tools are compatible with all of your 20V MAX* Lithium Ion Batteries, delivering power and versatility without the hassles of gas-operated tools. Easy-Feed. Power-Cut. Power-Boost. POWERCOMMAND™. Command and Conquer your Yard.