Battery-powered tools are handheld devices that operate using rechargeable batteries instead of being plugged into an electrical outlet. These tools are popular for their portability and convenience, allowing users to work in various locations without the need for a power source. Common examples include cordless drills, saws, and impact wrenches. The technology behind battery-powered tools has improved significantly, resulting in longer battery life and faster charging times. Many tools now use lithium-ion batteries, which are lightweight and provide consistent power. This advancement has made battery-powered tools a preferred choice for both professionals and DIY enthusiasts.