FrSky FAS-40S ADV Battery/ESC Current Sensor

This is the FrSky FAS-40S ADV Battery/ESC Current Sensor. This capable sensor offers the ability to measure power consumption (mAH) and power (W). With Smart Port compatibility this provides accurate battery level status via telemetry to your compatible FrSky transmitter. With installed XT60 connecters this current sensor makes for an easy install. Package includes one FAS-40S ADV Battery/ESC Current Sensor and one smart port extension cable.

NOTE: Only works with the Smart port receivers, such as X8R,X6R,X4R,etc.