Best Computer Battery Backup

A battery backup, or uninterruptible power supply (UPS), is a device that provides power to a computer or other electronic device when the main source of power is unavailable. A UPS can provide power long enough for the device to gracefully shutdown, preventing data loss.

There are a number of factors to consider when choosing a UPS. The most important consideration is the wattage of the device or devices that will be connected to the UPS. The wattage of the UPS must be greater than or equal to the wattage of the devices.

Another important consideration is the runtime of …