Home Solar Power Guide How can we use solar energy in a cheap way, to be used for lightening?

How can we use solar energy in a cheap way, to be used for lightening?

I want to use solar energy for lightening my room during night time for at least 2 to 3 hours. What are the problems of solar power as we keep talking about solar but not using it? Everywhere people talk about solar but not used much why? Please help me.