Entity: POWER-BANK
A power bank is a portable device used to store electricity for charging electronic devices like phones, cameras, and laptops.
POWER-BANK
Etymology
The term 'power bank' originates from the combination of 'power' referring to electricity and 'bank' indicating a storage unit.
Definition
A power bank is an external battery used as a backup accessory for portable electronic devices. It allows users to charge their devices when the built-in battery runs out.
Historical Context
Power banks became popular with the rise of smartphones and other portable electronic devices that require frequent charging. They provide a convenient solution for on-the-go charging.
Cultural Significance
Power banks have become essential accessories for modern living, enabling people to stay connected and powered up throughout the day.
Related Concepts
Other related concepts include portable chargers, battery packs, and mobile energy storage devices.
See Also
An external battery used as a backup accessory for portable electronic devices.