Our M18 Transfer Pump is the industrys first cordless water transfer pump with the fastest setup in the marketplace. An innovative self-priming pump, you can connect and go quicker than ever. M18 portable transfer pumps: faster water transfers, faster service calls. The tools flexible impeller and powerful liquid transfer pump moves water at up to 480 Gal. per hour, generates up to 18 ft. of lift and produces up to 75 ft. of head height. As a part of the MILWAUKEE® M18 System of tools, the fluid transfer pump is powered by REDLITHIUM battery packs (not included), which deliver up to 240 Gal. moved per charge on a XC5.0 battery pack. Onboard REDLINK Intelligence recognizes when the tool stops moving water and automatically shuts itself off to avoid dry pumping. Additionally, REDLINK provides you with optimized performance, and overload protection against abusive situations.