Oumers 45W 6-Port Multi Port High Speed Desktop USB Charger Wall Chargers with Power Smart IC IQ Intelligent Technology Charge up to 6 devices at the same time The USB ports are "Smart Ports" which adjust to how much power the device needs to charge at max speed Detects your device to deliver its fastest possible charge speed up to 2.4 amps per port or 45 watts and 9A total output. Perfect for International Travel- AC 100-240V input voltage. 45 watts / 9 amps through 6 ports charges all your phones,compatible with Apple and Android smartphones, tablets (including the Nexus 7) and other USB-charged devices .