The 433h pro petrol backpack sprayer from solo is powered by a 4 stroke honda engine. this powerful high pressure machine features a large 20 litre capacity tank and can reach an operating pressure of up to 30 bar, so its ideal for high mist applications. with a 60cm stainless steel spray lance, double flat jet nozzle and an easy to read pressure gauge which is located on the quick release handle. Fill the container quickly using the very large aperture at the top of the sprayer. wide padded straps are featured for maximising user comfort with a waist belt to help stabilise the sprayer when in use. suitable for feed, herbicides and insecticides in a large scale setting. specificationsmodel 433htype back pack sprayerengine 4 stroke honda gx25fuel unleaded petrolcapacity 20 litresmaximum pressure 30 bar, 450 psiadjustable pressure from 5 30 barlance length 60lance material stainless steelnozzle double flat jet with stainless steel nozzle screenspush pull piston pumpflow rate at 30 bar 2 l mindry weight 9.35 kgwarranty manufacturer's 1 year