Google is offering a prize money of about 6 crore(one million US dollar) for building a KW scale power inverter. For this, Google along with IEEE started a program called "Little Box Challenge". The requirement of the challenge is that "A little portable inverter has to be made which should be in a size of a laptop and use renewable energy sources like solar and wind to generate current". The last date for registration of the challenge is September 30, 2014 and the winner will be announced in January 2016. It means in the span of one year a little inverter can make you a millionaire.