Knapsack power sprayer is a farm machine that consists of knapsack tank with pressurizing device utilized for spraying pesticides and insecticides, it can also be used for fire control. It is powered by 2 stroke engine with an engine displacement of 25.6cc and motor speed of 7500rpm for max output. it is connected to a 650ml fuel tank, and provides a fuel efficiency of 500ml/hr https://perfecthouseltd.com/product/knapsack-power-sprayer-petrol-pa-kps26-4s/