Investor Presentaiton

Emerging trends in renewable energy procurement • Key issues in operationalizing the selected renewable energy plan: • Emergence of battery storage systems: PTC India Price trend of battery storage system: Future ahead and link with rooftop installations Lithium-ion battery price outlook Lithium-ion battery pack price (real 2018 $/kWh) 1,400 1,200 1,000 800 600 400 200 0 2010 Approx. 1/3rd of the current battery prices. 2024 implied price $94/kWh 2030 implied price $62/kWh 2015 2020 2025 2030 Observed prices 18% learning rate Source: BloombergNEF Source: BloombergNEF

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