1.3-in-1 charger is great convenience for user which including Travel charger, Car charger, USB retractable cable. 2. Travel charger input voltage AC100-250V, European and American standard plugs are available. 3. Car charger input voltage DC12-24V, suit all Car cigarette lighter. 4. USB input voltage DC5.0V, suit the port of computer. 5. Charge at home( with AC100-250V ), charge on car( with cigarette lighter port ), charge on computer(with USB port ) are available. 6. Retractable cable is easy to carry which can stretch and shorten.