The RadioMaster ERS-CV01 Cell Voltage Sensor is a compact, plug-and-play telemetry module for use with compatible ExpressLRS receivers. Just connect the sensor to your battery’s balance port, and it will monitor the real-time voltage of each cell, transmit the data via the ExpressLRS receiver, and display it directly on your EdgeTX radio.
Captures real-time individual cell voltages for improved battery safety and performance
Easily connects to the battery’s balance port for accurate cell-level voltage readings
Supports daisy-chain expansion for additional ERS telemetry sensors as your setup grows
Seamless ExpressLRS integration
Compact & Lightweight
SENSOR CONFIGURATION & TELEMETRY LOGGING
To configure this sensor and view telemetry on your EdgeTX radio, install the RadioMaster Sensor Configurator LUA. The LUA allows adjustment of sensor settings, enables proper telemetry display, and supports data logging for post-flight review.
"This product does exactly what Radio Master set out to achieve. The connection is simple and straight forward. The widget displays well on the screen and the configuration tool is easy to use. For the receivers listed as plug and play, it works flawlessly."
— Jim (5/5)
"Fast shippin items where as described"
— Alan (5/5)
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