What is another word for battery units?
Pronunciation: [bˈatəɹi jˈuːnɪts] (IPA) 
Battery units, also known as batteries, power sources, energy storage units, or accumulators, are devices used to store and deliver electrical energy. Battery units provide reliable and portable power for a variety of electronic devices, from mobile phones, laptops, and tablets, to cars, drones, and spacecraft. Some other synonyms for battery units include power packs, cells, fuel cells, secondary cells, primary cells, dry cells, wet cells, lead-acid batteries, lithium-ion batteries, nickel-cadmium batteries, nickel-metal hydride batteries, and alkaline batteries. Each of these types of battery units has unique characteristics, performance, and safety features, depending on their chemical composition, voltage, capacity, and discharge rate.
