CC0238B Features Equipped with 4 standard USB ports to charge iPad (2 x 2.1A)， iPhone， and Android devices (2 x 1A) Highest power rating at 31 Watt/6.2 Amps output， AC 110-220V input voltage is ideal for international travel use Conveniently use your existing USB charging cables to charge most USB powered devices Helps to solve the low power consumption for your digital Features an LED indicator to confirm whether USB charger is properly connected Sophisticated circuit design with over-heated， over-current， over-charging protection Smart charging management unit allows to stop charging when battery is full for energy-saving and safety Compatible with iPhone， iPad， Samsung Galaxy devices， HTC phones， digital cameras and other USB devices Lightweight & compact size for ease of carrying General Specs Brand & Type breett CW42 Port Number 4 x USB2.0 AC Input 110-220V Output 2 x 5V 1A & 2 x 5V 2.1A Power   31 Watt Dimensions 3.5 x 1.4 x 3.4 inches Package Details Weight: 417.30 g Size: 13.8*10.6*7.6 cm