Huntkey 4 Outlets Surge Protector with 3 USB Ports (5V 2.4A with Smart IC Technology), 5-Foot Heavy Duty Extension Cord, SMC407 4 US standard AC surge-protected outlets. 3 USB charging ports with smart IC technology sharing 2.4A power. Compact and Modular Design. All-Round Protected, Fire-prevention materials, Overload Protection, Integral Copper Bar and Heavy Duty Extension Cord, ETL Listed and FCC Certificated. At Huntkey, we believe in our products. That's why we back them all with a 3-Year warranty and provide friendly, easy-to-reach support.