This power inverter is designed for installation in tight areas. It has a continuous output power of 150 watts and a peak output power of 300 watts. The inverter with a modified sine wave has a nominal input voltage of 12 volts direct current and an output voltage of 120 volts. It measures 3 3/8 width x 2 3/16 height x 6 1/8 height in inches and has one three-prong outlet. It features a cigarette lighter input and the case is made of aluminum. This product weighs one pound.