Most generators are not CARB compliant and therefore cannot be sold in California. This generator is sold everywhere in the US. It is a gas-powered, 4-cycle, 4,000 watt portable generator, perfect for accidents. It holds a 4 gallon fuel tank and can road 12 hours at 50% load. It has a low oil sensor to prevent engine damage, and has pre-wired electrical connections for RV if wanted.