https://www.theguardian.com/technology/2016/aug/02/battery-status-indicators-tracking-online
To disable the HTML5 battery status API in Firefox/Abrowser/IceCat, change dom.battery.enabled to false.
https://www.theguardian.com/technology/2016/aug/02/battery-status-indicators-tracking-online
To disable the HTML5 battery status API in Firefox/Abrowser/IceCat, change dom.battery.enabled to false.