Upgrade your agricultural sprayer drone with the JIYI K3-A Pro Flight Controller Kit — the industry-standard autopilot system trusted by drone builders and assembly experts across India. 
Specifically engineered for pesticide and fertilizer spraying UAVs, the K3-A Pro combines dual GNSS GPS modules, high-precision flight control, and intelligent spray matching to deliver seamless autonomous operations, AB point mapping, and terrain-following capabilities.
Key Features & Capabilities:
• Dual GNSS GPS System: Dual magnetic compass configuration ensures redundancy, high heading precision, and resistance to electromagnetic interference.
• Autonomous & AB Point Flight Modes: Supports Manual, Semi-Autonomous, AB Route Mode, and Fully Autonomous Polygon Mapping.
• Smart Spray Control & Breakpoint Resume: Automatically adjusts spray volume relative to drone speed and resumes spraying at exact location after tank refill or battery swap.
• Fail-Safe & Safety Features: Built-in Auto Return-to-Home (RTH) on signal loss and multi-stage low voltage protection.
• Radar & Sensor Expansion: Seamlessly connects with obstacle avoidance radars, terrain-following sensors, and RTK systems.
Technical Specifications:
• Brand & Model: JIYI K3-A Pro
• Supported Frames: Quadcopter, Hexacopter, Octocopter (10L, 16L, 20L, 30L capacities)
• Operating Voltage: 2S – 12S LiPo / LiHV
• Hover Accuracy: Horizontal ±1.5m, Vertical ±0.5m
• Maximum Tilt Angle: 30°
• Working Temperature: 0°C to 60°C
Package Includes:
• 1x JIYI K3-A Pro Main Flight Controller Board
• 2x High-Precision GNSS GPS Modules with Mounts
• 1x Power Management Module (PMU)
• 1x Remote LED Indicator Module
• 1x Wiring Harness & USB Cable Set
• 2x 3M VHB Mounting Tape
System & Frame Compatibility:
• Drone Frames: EFT E610P, E616P, E620, G18, M30, and custom frames.
• Motor Propulsion: Hobbywing X6, X8, X9, X11 systems.
• Remote Transmitters: Skydroid (T10 / T12 / H12), Radiomaster, and all S-BUS receivers.