‣ Convert 12V DC power from your car or RV battery to 220V AC power. ‣ Ideal for charging laptops, smartphones, tablets, and other electronic devices. ‣ Built-in USB charging ports for convenient charging of smaller devices. ‣ Safety features include overload protection, short circuit protection, and overvoltage protection. ‣ 300 Watts of continuous power. ‣ Approved for use in cars, RVs, boats, and off-grid applications.