SolarStream Energy, a leading renewable power provider, is evaluating a significant capital investment to replace its aging turbine infrastructure at the Nevada plant. The project, titled "Project Helios," requires an initial cash outlay of ₹2,000,000. The engineering team estimates that the new high-efficiency turbines will generate consistent annual net cash inflows of ₹600,000 for the next 5 years. At the end of year 5, the equipment is expected to have a salvage value of zero. SolarStream’s finance department uses a weighted average cost of capital (WAC

• C of 10% as the hurdle rate. The management team must ensure the project meets the company's maximum allowable payback period of 3.5 years before proceeding. What is the traditional Payback Period for Project Helios?