Bateru is a battery information app developed by 170m3 for Android 9.0. The app is a free utility tool that provides users with real-time battery status updates, including voltage and temperature. Users can access this information through the status bar, widget, and activity of their Android device.

Bateru is a simple and straightforward app that provides users with all the necessary information about their device's battery. The app's user interface is easy to navigate, and users can quickly switch between the status bar, widget, and activity to access the information they need. Additionally, the app's real-time updates ensure that users always have the latest information about their battery's status.

Overall, Bateru is a useful app for Android users who want to keep track of their device's battery status. The app is free, easy to use, and provides accurate and up-to-date information about voltage and temperature. Whether you're a heavy user or just want to keep an eye on your battery, Bateru is a must-have utility tool.