Warm Tips - The travel plug adapter DOES NOT convert electrical output current and voltage, it converts the power outlet only and fits powersockets of type A, B, C, E, F, G, H, I, J, K, L, N - Every country has it's own voltage standard, pls ensure the local electrical voltage carefully - In order to operate it more convenient, we have improved the product. When we shake the product, it will make a noise.But that is the sound of the septum collision, not its quality problem,please don't mind Why we need to take a universay travel adapter? - Travel adapter all in one with UK/US/EU/AUS plugs covers more than 160 countries,like Europe,UK,China,Australia,Mexico,Italy,India,France,Japan,etc - The power adapter including 4 smart usb ports (total: 3.4A) and AC sockets which can automatically charge multiple devices at the same time - Use high-quality PC fireproof material, resistant to high temperatures up to 800℃ - Has double 6.3A fuses and CE/EMC/ROHS/FCC/LVD safety certified - Child-proof safety gate, plug lock and built-in safety shutters to ensure safe charging - LED lights on the adapter can show the charging status when charging Small and easy to carry. Pack it and you're ready to go. The World, Your Way!