Feature for Galaxy Galaxy S3 i9300 S4 i9500 i9300 i9100 i9250 i9220 N7100for HTC /iPhone 4 4s /iphone 5Input:AC 100-240V(50/60Hz)Output:DC 5V/3.4AFeatures:Triple USB ports:5V DC 3.4AThe Blue LED ligh will illuminate while chargingConstant voltage charging mode for safe usingWorldwide voltageFits for different AC plugcan give three mobile phone charging at the same timeColor: white