Bestten Smart Power Strip Tower Surge Protector with 4 USB Charging Ports and 6 Electrical Outlets, 6 Foot Cord, Home and Office Use Charging Station Tower: New Advanced Multi-functional Power Strip, 6 AC outlets with built-in surge protection, charging and protecting your home and office electrical appliances/computers/laptops/printers/routers/speakers and more Smart USB Charging Port: Smart USB charging technology provides the fastest possible charging up to 2.1 amps per port SAFETY & PROTECTION: Our high-quality surge protector safely conducts heat and energy so you never have to worry about blown breakers, potential fires, or damaged electronics. It automatically shuts down if a certain power absorption is reached SPACED OUTLETS: 6 spaced outlets can hold big adapters/transformers easily 1 Year Warranty. ETL Approved and Listed (Conforms to UL STD.NO.1363 and UL STD.NO.1449, Certified to CAN/CSA STD.C22.2 No. 21)