... 4L high pressure spray pump, 2 top quality power battery to run longer time. 2 speed controller designed ... . Our spare parts:Speed controller, Meter, single nozzle,double nozzle,three nozzle,plastic steel spray lance, 6meters high pressure output ... speed flow controller,stainless steel adjustable lance,brass single nozzle,double nozzle and three nozzle.6. We manufacture our sprayers with different ...