Pure sine wave inverter provide an output voltage wave form that has a very low harmonic distortion like utility-supplied electricity,They are more suited for inductive load such as microwave ovens, refrigerators, compressors, air conditioners,motors, pump and etc, it can prevent computer crashes, noises & glitches in monitors, TV, Game consoles etc, In short the Pure Sine Wave Inverter will provide a reliable power source for all electronic appliances & devices.