SKYRC motor analyzer is a precision electronic device that is especially designed for measuring the KV value, RPM, current drawn, motor timing, vibration noise level and checking the function of hall effect sensors of a brushless motor. It comes with a 2X16 characters LCD that is able to display real time measuring value of either sensor or sensor-less brushless motor.Specs:Net Weight: 282 gr (Without Cabel)Input Voltage: 7.4-8.4V (Suggested 7.4V 2S 1P LiPo)LCD: Blue Backlight Background, White Text, 16 Characters X 2 LinesKV Value Accuracy: +/- 3%Motor Timing Accuracy: +/- 4%Motor Timing Range: 0-70°Noise Level Measurement Range: 60dB - 120dBSupported Motor: Sensor or Sensor-less Brushless Motor (2 Poles to 36 Poles)Includes:SkyRC Blushless Motor AnalyzerMotor Sensor CableMotors cables with 3.5mm banana connector and Crocodile ClipDC Input Power Cable with XT60 connector and 4.0mm banana connectorsDC Input Power Cable with XT60 connector and Tamiya connector