The DC brushless center mounted rear red drive system has high efficiency and strong climbing ability. Automatic lifting operation of the four sided brush and main brush. High pressure four nozzle atomization dust reduction system to avoid secondary dust. The rotary strong vibration dust system efficiently covers dust without damaging the filter element. The entire series comes standard with colloidal maintenance free batteries, with 6 connected in series and a long continuous operation time. Optional lithium battery. Remote monitoring and cleaning operation management for vehicle networking. High quality electronic control system, overcurrent and undervoltage protection, safer; The driving system has functions such as downhill anti speeding and slope anti sliding.