1.Power offered by Special storage cell which can offer 5-8 hours direct.   Steppless speeed regulation,easy to operate.  2.Environmental ,no further pollution 3 Clean small rubbish below 50mm and is automatically transmitted to dustbin. The capacity of dustbin is 0.4 cubic meters.You need to dump rubbish once a day.  4.Simple, safe, reliable and low consumption.  Its daily cost is RMB2-3 yuan which only covers3% of large cleaning vehicle. 5.Can be applied to clean all streets, apartments, yard, square and etc. especially the roads that large cleaning vehicles can not pass.