Features：
1. 48V maintenance-free battery power, energy saving and environmental protection, longer continuous use time, optional lithium battery.
2, with long service life, stable performance, high speed accuracy, high speed ratio, hard output power, stable operation.
3. Large capacity water tank can be used for a long time
4. Double-sided brush and main roller brush controlled by independent motor are equipped to make cleaning more efficient
http://www.pivotcleaningmachine.com