# SetBatteryConfigRequest - Source proto: `rb/api/system.proto` Request to set battery config. | Field | Type | Label | Description | | ----- | ---- | ----- | ----------- | | request_header | [RequestHeader](../header/requestheader.md#rb-api-requestheader) | | | | cut_off_voltage | [double](../scalar-value-types.md#scalar-value-types) | | voltage at 0 % | | fully_charged_voltage | [double](../scalar-value-types.md#scalar-value-types) | | voltage at 100 % | | coefficients | [double](../scalar-value-types.md#scalar-value-types) | repeated | double[4]; coefficients for 3rd order polynomial |