The Johnny Vac Auto Rider Floor Scrubber with Batteries and Charger is a world-leading high-quality rider scrubber with extreme high cleaning efficiency. One full recharging sufficiency for cleaning an area over 45 208 sq/f. Suitable for areas where low noise is demand; design especially to fit in elevators. The simple control panel makes the operation simple and easy and flexible. It characterized in dual-brush plate design and high cleaning efficiency. The strong suction motor can synchronously pump the water. It is especially suitable for areas of 5000 sq.m to 10,000 sq.m.