The OR-3Z/W knapsack fogging machine is used for preventing and cure disease and insect pest for forest and farmland, indoor and outdoor sanitation and epidemic prevention. It is a new sterilization electronic sprayer with reliable capability, convenient use. OR-2Z/W Knapsack Thermic Fogger Feature Below: Size : 1030*390*285(mm)/730*390*750(mm) Net weight : 11kg Oil consumption : 0.8L/H Spraying volume: 20L/H Mist size: less than 30micron Chemical tank : 6.1L Oil tank : 1.15L Power supply : dry cell 2x1.5V Fuel : 90# purified petrol Aerosol : 0# diesel oil.