Job Pro+ GJPP4000W 7HP OHC Gas Powered Portable Generator with Wheel Kit, 4000-Watt 2 x 120V 20A duplex receptacles, 1 120/240V 30A Twist lock receptacle Low-tone muffler helps ensure quiet operation 4,000 Watt Surge/3,500 Watt Continuous 50 State Tier 3 Compliant 2 by 120v 20a duplex receptacles, 1 120/240v 30a twist lock receptacle Low-tone muffler helps ensure quiet operation 4, 000 watt surge/3, 500 watt continuous 50 state tier 3 compliant