Ahh - just looked at this and the battery widget only updates when you charge/discharge and is reliant on the watch face to refresh it when the LCD turns on. Some faces do, some don't. I've just fixed it so the battery widget redraws itself when the LCD powers on, or once a minute while the LCD has power.
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Ahh - just looked at this and the battery widget only updates when you charge/discharge and is reliant on the watch face to refresh it when the LCD turns on. Some faces do, some don't. I've just fixed it so the battery widget redraws itself when the LCD powers on, or once a minute while the LCD has power.