battery powered

/ˈbætəri ˌpaʊərd/
adjective
  1. Using electricity from a battery as its source of power, rather than being plugged into an electrical outlet.
    • She bought a battery-powered flashlight for camping trips.
    • Many children's toys are battery-powered and require frequent replacements.
    • The remote control is battery-powered, so you need to check the batteries.
Synonyms
What does "battery powered" mean? | whatsthatwordmean | whatsthatwordmean