-Belkin Surge Protector is a convenient, portable way to safeguard your home office electronics from power surges, spikes and AC contamination. -Provides optimal power protection for your laptop, personal computer, printer, hard drives, modems and other hard-to-replace equipment. -Protects and charges tablets, smartphones or other devices at fast speeds. -Extends the life of your electronics -Simply plug it into any AC outlet in your home or office, and the green indicator light tells you the surge protector is working.