Extraordinary power for thorough clean-ups of virtually any water application - kiddie pools, spas, hot tubs, and fountains. Also a great spot cleaner for traditional above-ground and in-ground pools. This powerful cleaner uses 5 standard D-cell batteries, providing up to 3 hours of cleaning time (enough for almost an entire season). Cleans up to 25 gal. per minute. 6" head width. Extension pole included.