Our travel charger ofter you a convenient way of recharging your mobile phone battery with conventional indoor AC outlet. Its light weight and compact design is ideal for travellers.Automatically switches between suitable input woltage range.Keeps constant voltage when charging.Contains power surge and over-load circuitry protections. Input voltage:AC 100V-240V Static current:6mA Output voltage:DC 4V-11V Output current:250mA-500mA Working temp:<40 C.