Battery Meter
Battery info isn’t available in this browser
Firefox and Safari don’t share battery details with websites. Open this page in Chrome, Edge or Opera.
No battery found
This device doesn’t report a battery, so it’s probably a desktop computer. A laptop that is plugged in and fully charged looks the same to the browser: unplug the charger for a moment and the battery will show up here.
-%
Power source-
-
Since you opened this-
Charge level over time
Keep this window open to follow the level. Browsers report it in 1% steps, so the rate shows up after the first change.
Battery health
Websites can’t read battery wear or capacity. Your system can:
Windows: run this command in Command Prompt, then open the report it creates.
powercfg /batteryreportMac: System Settings > Battery > Battery Health.