Since 25% of the global electricity consumption is used for lighting, thus the white light generations have attracted great interest for saving the electrical energy consumption in order to reduce the operating expense.The NPs in hybrid Opto-electronics devices take advantage of NPs unique optical properties combining them with a material set tune.White light generation from Electroluminescence for Zinc oxide nanoparticles (ZnO NPs) was grown by self-assembly method of zinc acetate solution with Potassium hydroxide (KOH) solution using a low temperature (60 C).