Anker PowerPort 2 The High-Speed 2-Port USB Wall Charger From ANKER, America's Leading USB Charging Brand Faster and safer charging with our advanced technology 20 million+ happy users and counting Fast-Charging Technology Anker's exclusive PowerIQ and VoltageBoost combine to ensure the fastest possible charge. Ultra-Powerful 2 ports pump out 24 watts of power, enough to simultaneously charge two iPads at full speed. MultiProtect Safety System Surge protection, short circuit prevention, temperature control and more keep you and your devices safe. 12 / 24 volt input. Incredibly Compact Compact design with foldable plug makes PowerPort 2 one of the most portable dual-port USB chargers on the market. LED Indicator Light Green lets you know your device is plugged in and charging. Blue means fully charged or idle.