DC to AC. 1500 watt peak. Specifications: 10 minute continuous output - 750W. Surge capacity (0.1 second) - 1500W. Full load input current - 76A. Optimum efficiency - 85%. No current load draw - less than 0.4A. Output frequency - 60HZ +/- 2 HZ. Output wave form - modified sine wave. Output voltage range - 120VAC =/- 5%. Input voltage range - 10.5V-15.5V. Low voltage shut off - 10.5V +/- 0.3V. Over voltage shutdown 15.5V +/- 0.5V. AC receptacle - 2x Nema 5-15 USA. Dual AC outlets. On/off switch and LED indicators. Spanish instructions included. Converts 12V DC battery power to 120V AC household power. Made in China.