Card power bank
An ultra-slim, wallet-sized portable charger
Key Features:
Ultra-Portable: Fits easily into a wallet or pocket, similar in size to a credit card, making it ideal for travel.
Built-in Cables: Often includes tethered Micro-USB, Lightning, and USB-C adapters, eliminating the need for extra cords.
Emergency Power: Provides partial charges for smartphones.
Lightweight & Slim: Designed to be unnoticeable in your wallet, though thicker than an actual card.
LED Indicators: Shows charging status and remaining battery life.
Capacity: Typically ranges from 2,300mAh to 5,000mAh, depending on the model.
Best For:
Emergency power boosts when your phone battery is low.
Keeping small devices like wireless earbuds topped up.
Travelers and commuters who need power on the go.