Completely foot-operated - no hand contact pointsIdeal for transition zones, to prevent cross-contaminationNo electricity required - no batteries or electric costsDoes not require expensive, specially-designed chemical packagesDraws liquids or gels from any container, which allows the cost savings afforded by using bulk packaged chemicalsIntegrated, machined stainless steel dispensing pump and all stainless steel body - built to last!Pressure damper absorbs shock from harsh "stomping" on the foot pedalPerformance tested for more than 1 million strokesAdjustable from 2,800 to 8,400 dispenses per gallonSide-by-side field tests indicated a preference