DJI is one of the world’s leading developers and manufacturers of UAV (Unmanned Aerial Vehicles) helicopter autopilot systems. They are dedicated to the continuous development of UAV technologies for hobby, commercial, industrial, and military use.

DJI's autopilot systems is great for casual R/C helicopter hobbyist as well as a wide range of commercial and industrial applications such as; aerial photography, surveillance, cartography, survey & rescue, power/ lines inspection, forest patrol, filming & advertising, police pursuit, military stealth, etc.

Features:

• Multi control mode (GPS ATTI, ATTI, Manual)
• GPS ATTI mode gives you the ability of position hold including altitude self-leveling
• ATTI mode allows sports style flying and speed control determined by the pilot while maintaining altitude using on-board barometer
• In Manual Mode, 3-axis stabilization activates automatically with electronic phasing
• Fail safe (Auto Hover). If radio signal is lost, your R/C helicopter stays airborne hovering within 2-3 meters until radio signal is re-established.
• Features built-in include tail gyro and engine governor.
• Flexible CCPM Setup
• Electronic Phasing
• Remote LED: GPS signal strength and mode LED indicators. LED signal strength can be mounted outside fuselage for added realism
• Applicable to flybarless or flybared R/C Helicopters
• Applicable to gas, nitro, or electric R/C Helicopters
• Firmware online upgradable
• Lightweight and compact. Less than 140 grams. Fits nicely on 450 to 800 class R/C helicopters
• Instruction Manual included.

Specifications:

• Swash support - Normal, Three Servo 120°/140°/90°, Four Servo 90°
• Recommended Transmitter - PCM or 2.4GHz minimum 7 channels and Fail Safe function available on all channels
• Operating Temperature – 0°C to 70°C
• Hovering Accuracy: Vertical : ± 1.0m Horizontal : ± 1.5 - 2m
• Suitable Wind Condition: > 8m/s (17.7mph)
• Forward / Backward Speed: ± 72 Km/h (44.74mph)
• Left / Right Speed: ± 56.7 Km/h (35.77mph)
• Operating system – Windows XP, Vista < Windows 7 (32 bits only)
• Cyclic Servos – 50 Hz
• Tail Servo Frequency Response: 760us – 333Hz ,560Hz. 1520us – 125Hz,165Hz,165Hz,270Hz,333Hz

Dimension:

• IMU: 41mm X 31mm X 28mm
• Controller: 51mm X 35mm X 15mm
• GPS Diameter: 50mm
• LED Module: 25mm X 25mm X 7mm
• Total Weight: 140 grams