It’s a lamp, USB port and phone charger all rolled into one tiny device the size of your palm. After three years of research, Sachin Kumar from IIT-Bombay invented this solar energy device. His idea was inspired by the need to find alternative options to electricity that does not use kerosene. He teamed up with three of his friends to form Illumind Solartek in 2015, where they’re now manufacturing more of these devices. It sells like hot cakes too; the first batch of 4500 units got sold out in 10 days through door-to-door sales. It costs between Rs 699 and Rs 999..

A group of passionate technologists, an IIT professor and a social entrepreneur joined hands and came up with an innovative product that aims to alleviate the hardships faced by visually challenged people when it comes to independent mobility.SmartCane™ is an aid for the visually impaired that provides safe and independent mobility which eases their integration into the society. It helps its user diagnose any above-the-knee obstruction from a distance of 3 meters. Frugality and resourcefulness have ensured that this product costs only INR 3,000.

A compost aerator – It is used to mix, turn, humidify, and aerate the waste to convert bio-waste into manure.

A bamboo processing machine – It is a set of two machines. The first machine is used to slice the bamboo pieces of definite size and length. The slices cut are then fed in the strip making machine to produce the sticks.

A bicycle sprayer – It is an attachment, which essentially uses the circular motions of the cycle sprocket to move the piston of the spray pump which generates pressure to spray the pesticides. The sprayer can be disengaged and the cycle can be used for regular transportation by interchanging the sprockets.