Protect your electronic equipment from damaging voltage and current spikes. It has 3-AC 3-prong protected power outlets and Dual-USB charging outlets. Connect your computers, peripherals and other office equipment. Provides 540 joules of surge protection, EMI/RFI noise filtration for "clean power", safety shutdown technology, and a modern green LED indicator. The USB ports provide up to 1Amp for each port and can be used to re-charge smartphones, tablets & other USB mobile devices. It is made of durable plastic. (Rating: 120vAC / 15Amps / 1800Watts / 60Hz; USB: 5vDC 2.1Amp; Color: White)