Damzik - To purchase a variety of sprayer UAVs, professional quadcopterers, industrial helicopters at domzik.com, visit official website of dji company in Iran. Carrying over 10 kg of fertilizer and liquid containing agricultural toxins. Flexible FPV camera design with live spray potential of 40 to 60 hectares in 10 minutes. Waterproof and washable. After spraying, the ability to resume flying continues.