mobium battery
This tool on every surface: CLI · MCP · Python · JavaScript · Go · Java · .NET
Read the battery: level, charging state, what it is plugged into
The level in percent and whether it is charging, discharging, not charging or full; on Android also what powers it. An iOS simulator has no battery and says so.
Usage
mobium battery [flags]
Examples
Read the battery
mobium battery
Printed on an Android 15 emulator:
42%, discharging, not plugged in

mobium battery on an Android 15 emulator
More, from mobium battery --help
mobium battery
The tool
battery calls app_battery; its arguments and what every client calls it are there.