- UK, US, AU, EU, JP plug compatible with outlets in North America, United Kingdom, most of Europe, Australia, Japan, most of Africa, middle East, Asia, China, Etc. input voltage: 100v-240v electrical rating: 10A, 125V/AC, 60Hz, 1250 watts USB charger: 2-port (5V/2.4a) Micro USB connector: for charging Micro USB enabled devices. the smart design of the phone holder around the outlet, your cell phone could be conveniently put on when charging. 2 Voltage Indicator LEDs (110V or 220V) - One LED illuminates to indicate 110V in the outlets OR both LEDs will illuminate to indicate 220V. So you know what voltage your plugging your device into. Note: This is not a voltage converter If the surge protector indicator light is on, it means the surge protection function of 1080 Joules is working and protecting your plugged in devices. If the LED light is not on, the surge protection function of the product is no longer effective. the 3 level complementary Surge Protector Circuit which composed of TVS (transient voltage suppressor), MOV (metal oxide varistor), GDT (gas discharge tube), with minimum 1080J energy absorbing capacity, could protect your devices much more quickly and reliably than other brand’s 1 level MOV(metal oxide varistor) Surge Protection Circuits.