Power TechOn 600W Pure Sine Wave Inverter 12V DC to 120V AC with 2 AC Outlets + 1 5V USB Port and 2 Clamp Cables (1200W Peak) PS1001 Power Tech-On PS1001 PURE SINE Power Inverter 600W Continuous/1200W Surge, 12V DC to 120V AC w/ Battery Clips, 5 kinds of Protection Systems & 3 Output Sockets Ideal use in cars, vessels, and for power failure emergencies and guarantees maximum efficiency with computers, sensitive equipment, and more 5 Protection systems: Thermal protection, Overload protection, Over Voltage protection, Under Voltage protection, Low Voltage protection alarm Total Harmonic Distortion (THD) &lt;3%; Soft start low interference tech and temperature control cooling fan. Output Voltage: AC 120V; Frequency: 60Hz