What is charging booster?

A charging booster is a device used to charge electronic devices that have been drained of their battery. It typically includes a rechargeable battery that can be used to provide power to a device through a USB or other charging port. Some charging boosters may also include solar panels or other mechanisms for generating additional power. The device may be suitable for use with smartphones, tablets, and other portable electronics. The charging booster is designed to be portable and lightweight, making it easy to carry with you when travelling or on-the-go. It can help ensure that your devices always have sufficient power, even when you are away from an electrical outlet.