All-in-One Charging Station4 high-speed USB ports & 4 surge-protected outlets with a 2-in-1 on/off switch and circuit breaker with LED indicator which will automatically shut off if its overloaded. High efficiency for charging phones, tablets, computers, Xbox controllers, and other household appliances or office equipment. Wide Spaced Outlets4 non-interfering outlets could fit in 4 large adapters. This 5ft white extension cord ( rated current 10A) is designed with adaptable voltages: 110V-240V. It will automatically adapt to the wall outlet voltage it is plugged in. Used in the United States (110-125V), its max power is 125V x 10A = 1250W. (Calculation Formula: P=UI.) This square power strip block with large compatibility, max wattage up to 2400W, will absolutely meet your needs! Smart USB ChargerDesigned with smart IC technology, these 4 USB charging ports automatically detect the plugged devices and automatically provide them the fastest possible yet safe charging cu