Plug in up to 2 AC devices and 4 USB cables at a time for your very own device charging station and USB charging station. 3 International travel adapters and converter enables you to use the power strip surge protector in North America, United Kingdom, Europe, Australia, China, India, etc. This AC USB power adapter is extremely easy to install. High quality plastic ensures that the adapter remains intact and working after drops and impacts. This AC USB charger is FCC and RoHS certified. The plastic casing is made from fire-resistant PC & ABS plastic with overload protection. The 2 AC outlets are rated at 2000 Joules and defend against voltage fluctuations, surges, spikes, and drop-offs. PowerBear stands behind our products. If you are not 100% satisfied with your new power adapter, just let us know! Contact us via Amazon and we can help with any issues that you may have. Customer satisfaction is our top priority, and that's the PowerBear guarantee!