It is a battery. A rechargeable battery in German is "Akkumulator", often shortened to "Akku". "Batterie" (German spelling of battery) would usually refer to a non-rechargeable battery...
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.
It is a battery. A rechargeable battery in German is "Akkumulator", often shortened to "Akku". "Batterie" (German spelling of battery) would usually refer to a non-rechargeable battery...