Safety LED Surge protection indicator. A red light at the top of the charger indicates that surge protection is active.The surge protection is ideal for protecting desktop computers, peripherals, phone/fax/modem, kitchen appliances, standard household electronics and other electronics. Convenience Design Dual USB Charger Outlet charges two USB devices simultaneously at high speeds up to 2.1 Amp charging capacity. Sharing the total of 2.1 Amp capacity. Portable size make your travel more convenient. All-in-one charging center allows users to charge iPhones, iPads and other USB compatible products at the same time and leave the Six outlets free for other power needs.The wall charger is capable of powering and charging up to 8 electronic devices with 6 AC power outlets and 2 USB charging ports. Specifications - Electrical Rating: 15A, 125VAC, 60Hz, 1875 Watts - USB Output: DC5V/2.1A - Protection Rating: 300 Joules - Certifications: ETL/CETL Listed Features and Benefits -Six (6) AC outlets -Two (2) USB charging ports (2.1A) -Two pack