The BESTEK Power Inverter for Smartphones and Tablets gives users 200 W of continuous power and 500 W of instantaneous power due to its 3 AC outlets and 4 USB ports, which are ideal for charging multiple electronic devices at the same time. Its small and compact design is great for travelling and it even has a 2.5-foot cigarette lighter plug that allows its use in the vehicle. It also features a built-in fuse, low battery alarm and shutdown system, overload and short circuit protection, as well as a cooling fan for complete protection.