Premium electric two-wheeler maker Ultraviolette plans to invest up to USD 100 million (nearly Rs 870 crore) in the next three to four years to fuel growth, including expansion of product portfolio, manufacturing and network, according to its founders. The company, which announced plans to bring ten new products, including scooters and long-range cruiser bikes, in the next three years, is targetting annual sales of 1 lakh units in this period, with presence not just in India but also in Europe and South East Asia, Ultraviolette CEO & Co-founder Narayan Subramaniam, and CTO & Co-founder Niraj Rajmohan told PTI. Rajmohan said the company has already made investments on R&D to build the fundamental building blocks, including charging systems, battery systems, motor control and vehicle control electronics, smart connected systems and advanced sensing systems. "We are in discussions from a larger investment point of view in the order of the USD 70-100 million that is meant to ..