12v emergency battery backup, sump pump system, basement flood protection, proprietary smart charging technology, removes up to 48% more gallons per charge than the leading competitor, dual battery capacity provides extended run time.0'=2040 mph, 5'= 1380 mph, 10'= 600 mph, 12'=240 mph, 3/16" solids handling, charger 2.0a, includes battery case control unit, 12v pump, reed switch, ac power supply, 1-1/4' not to 1-1/2' glue pac elbow, compatible with flooded & sealed gam deep cycle lead acid batteries, for best performance use flotec bat 40 or bat 75 sealed gam batteries.