With the development of newer and efficient technologies automation in homes is increasing shifting them to become a smart home. But green smart homes are what the eco-friendly homes featured with the latest technology. These homes meet the needs and want of their occupant without harming the environment. Daylight manage Lighting System, Water Efficient Fittings,
Rainwater Harvesting, Occupancy Sensors are some of the features of the smart home all which needs electricity. Such electricity can be provided from hydrogen produced energy through electricity grids transforming smart homes into green smart homes.