Nantech Power Systems Pvt. Ltd are experts in off gird solar electricity solution. Off grid solar systems is for the homes that do not have access to grid electricity from sun shines on solar PV panels on your roof top on your house. Solar panels will generate electricity which is used to power for your home and charge your batteries. The batteries allow you to store electricity for use at night or low production in cloudy days. The sunlight that shines on your solar PV panels the more electricity that produced, so when the sun is low in the sky less electricity is produced. When the solar cells are not producing power at night, your power is supplied by the mains power grid as usual.