This 3000-Watt Modified Sine Inverter has a few unique features. First, the unit is ETL Listed and conforms to UL 458 Standards. The AIMS 3000-Watt also conforms to CSA Standard C22.2 No. 107.1-01. Canada. At AIMS POWER, we listen to our customers and as a result, AIMS designed this 3000-Watt UL listed modified sine inverter with our customers in mind. It features a 20 Amp GFCI outlet. That is exactly like the outlets you find in your bathroom and are able to be reset if they pop for safety. This inverter also has a direct connect AC terminal block, which delivers the full 3000-Watt to a single source. The compact design is lightweight and durable, taking up less space in your work environment.