photovoltaic unit washing system with roller brush

{"cid":"91224247","title":"Soft Bristle Manufacturing Solar Panel Washing Facilities Electric Roller Brush 3.6m 5.4m 7.5m PV Module Photovoltaic Farm Array Cleaner","imgUrl":"https:\/\/img.chinax.com\/nimg\/99\/7a\/85df6fe29947643d9623ce73c38a-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Rhino Stone Tech","Model Number":"Rhino700-EH2","Minimum Order Quantity":"1 Piece","Delivery Time":"10-20 Days\uff08 Depending on the Order Size and Requirements\uff09","Place of Origin":"Qingdao, China","Payment Terms":"T\/T,Western Union,Money Gram,Paypal,Alipay,L\/C","Supply Ability":"500000 Pieces\/Year","Packaging Details":"Standard Carton or Per Needed","After-sales Service":"1 Year","Specification":"3.6m\/5.4m\/7.5m","Number of Section":"2\/3\/4","Cleaning Width":"690mm","Brushless Motor Rotating Speed":"360 RPM","Rated Power":"300W","Working Voltage":"DC24V","Lithium Battery Charging Time":"4~6h","Lithium Battery Life Per Full Charge":"3~3.5h"}}