4-stroke petrol engine – fuel-efficient, low noise, and no need to mix oil with petrol
High-pressure pump system – ensures strong and even spray coverage
Large tank capacity (commonly 25L and above) – reduces frequent refilling
Adjustable nozzles – allows different spray patterns (mist, jet, etc.)
Ergonomic knapsack design – comfortable to carry with padded straps and back support
Durable construction – chemical-resistant tank and sturdy frame
Low maintenance – reliable engine with long service life