4-Ports，suitable for all kinds of mobile phone and tablet.Keep your phone fully loadted.1.Providing Multiple USB Ports.You can charge your devices at the same time.2.Suitable for all ipone/mobile phone/Tablet/Camera/MP3/MP4 and other devices with USB 5V input.3.The Power Cable is 3C certificates.Fashion，Small，Or the shipper and easy to carry.4.USB Port 5V 1A is for ipone，Mobile Phones and other equipment.5.USB Port 5V 2A is for devices with greater currency demand load.Of course you can use it to charge your ipones，Mobile Phone or other digitals.6.With built-in Protection IC，can provide high loading efficiency of firewall.The charger housing will give a safe protection.7.The LED Indicator shows the charging process.8.With Voltage Protection inside，won't it ?Ar your device in case of High Voltage and short cuircuit.Our design，avoid leakage or your loss and will give you a good protection.9.The Constant Voltage of 5V out will give you a full load with 500mAh USB Port charging for mobile phone，MP3，MP4 and other devices will satisfy your smart phones or other digital currency requirement even greater burden of 1 second.10.Input:110V-240V，Output:5V-5000mA，500mA，500mA