Dry Battery operated or Battery cell or rechargeable motor cycle type rotary disc ULV sprayer for spraying liquid insecticides. Spray as Helicopter spray . Any liquid insecticides can be sprayed. Weight only one and half kg. Very cheap in the price. Operating Expenses for rechargeable battery per acre is only 10 paise. When the spray is not good check the following If the filter is clogged. Take the filter out from the head. Wash to clean the filter. Use funnel to take insecticides and water in the Heli spray bottle. If the nozzle is clogged. Pull out gently the disc by all the fi