Model 12L -Multi-Rotor Agriculture Drone Sprayer Quadcopter

Master piece of Al spraying drone. IP56 industrial grade protection design. Selectable smart backward, toward, or full spraying mode. Innovative symmetric C shape oval carbon fiber arm design for more stability and one-step folding. Independent module design for easy installation, disassembling and maintenance. Hollow tank to prevent liquid wobblign while flying. Smart battery with handle on top and shock-resistant washer at bottom in aluminum housing. Push button and handle pull up design for easy battery changing.