DJI adheres to continuous innovating and improving, with the new firmware, new attitude stabilization algorithm and optimized hardware structure,the Naza-M V2 provides better flight performance. The innovative All-in-one design simplifies installation and saves space and weight.It contains inner damping, controllers, 3-axis gyroscope, 3-axis accelerometer and barometer in its light and small Main Controller. It can measure flying altitude, attitude and therefore can be used for autopilot/automatic control. Included:Naza-M V2 Main ControllerDJI GPS/Compass ModuleNaza PMU V2Naza Independant LED ModuleUSB data cableAll necessary mounting hardware/connection leads Specs:Supported Multi-Rotor: Quad-rotor I4, X4, Hex-rotor I6, X6, IY6, Y6, Octo-rotor I8,V8,X8Supported ESC output: 400Hz refresh frequencyRecommended Transmitter: PCM or 2.4GHz with minimum 4 channelsWorking Voltage Range: MC: 4.8V~5.5V, VU Input: 7.4V~26.0V (recommended 2S~6S Lipoly), Output (V-SEN port red wire): 3A @ 5V (burst current: 7.5A)Power Consumption: MAX: 1.5W (0.3A @ 5V), Normal: 0.6W (0.12A @ 5V)Operating Temperature: -10°C ~ 50°CAssistant Software System Requirement: Windows XP sp3/Windows 7/Windows 8Dimensions: MC: 45.5x32.5x18.5mm, PMU: 39.5x27.5x10mm, GPS & Compass: 46mm (diameter)x10mm, LED: 25x25x7mm