# bb_sensor_ina219 v0.2.0 - Table of Contents > Beam Bots integration for the INA219 voltage/current/power monitor over I2C. ## Pages - [bb_sensor_ina219](readme.md) - [Change Log](changelog.md) ## Modules - [BB.Sensor.INA219](BB.Sensor.INA219.md): A BB sensor that polls an INA219 voltage / current / power monitor over I2C and publishes `BB.Message.Sensor.PowerState` messages. - [BB.Sensor.INA219.TestBot](BB.Sensor.INA219.TestBot.md): Minimal robot for live-testing `BB.Sensor.INA219` against real hardware. ## Mix Tasks - [mix bb_sensor_ina219.install](Mix.Tasks.BbSensorIna219.Install.md): Installs BB.Sensor.INA219 into a robot