Quick-Train™ controls, transaxle drive, on board battery charger, (2) 12V 155 AH batteries, battery tray, pad driver, cast aluminum scrub deck and squeegee frame, self-adjusting head skirt, height adjustable console and 100% recovery in 180° turns. Available with Ec H2O™ technology electrically converts water into an innovative cleaning solution that cleans effectively, saves money, improves safety, and reduces environmental impact compared to daily cleaning floor chemicals.