With pure sine wave technology, the A-iPower 300-watt Lithium Power Station operates with zero fumes and zero noise for an easy-to-use, plug-and-play way to power all your sensitive electronics devises such as cell phones, tablets, computers and more at the push of a button. It is safe to use inside your home or apartment during an emergency power outage, and still durable enough to take along on your next outdoor adventure.