SUNCUBES

• The suncube behaves like a sunflower, facing it and tracking it till sunset. It captures solar energy with a twin axis. Its triple junction solar cells concentrate the energy and provide greater efficiency at a lower cost.
• The Australian developer, Green and gold energy has tied up with square energy of India for it.
• A rooftop location of the 20 kg equipment will cost a home owner Rs 2 lakhs, with per unit cost of power working out to about Rs. 4.5.
• This will not take heavy duty loads like ac's or ovens.