Lightning strikes, transformer malfunctions, power outages, and more. Many things can cause power surges that can destroy valuable equipment. This Tower Surge Protector by One Power is equipped with 900-Joule protection and Clean Power Filter to absorb excess energy and remove harmful waves from electrical currents. These technologies ensure that your devices are protected and kept performing at their best. With 5 outlets and 3 USB ports, this surge protector lets you plug multiple gadgets...from your smartphones to televisions.