Solid Power SPAC Presentation Deck

Solid Power Product Roadmap High-content silicon anode battery accelerates and de-risks delivery of industry leading technology to auto OEMs Anode Current Collector Anode Separator Cathode Cathode Current Collector 390 Wh / kg, 930 Wh / L 1,000+ cycle life¹ <15 min charge¹ (10→ 90%) High-Content Silicon oooooo 000000 Solid Power DCRC ●●●●●● High-Content Silicon Solid Electrolyte NMC 811 Solid Anolyte Solid Catholyte 440 Wh / kg, 930 Wh / L 1,000+ cycle life¹ <20 min charge¹ (1090%) Lithium Metal Ultra-Thin Lithium Metal Solid Electrolyte NMC 811 Note: Lithium metal anode portrayed in the fully-charged state. Solid Power cell performance metrics are initial commercialization design targets. 1. Solid Power estimates. Products and Technology Solid Catholyte 560 Wh / kg, 785 Wh / L 1,000+ cycle life¹ <30 min charge¹ (10-90%) coses Next Gen Cathode ..... Ultra-Thin Lithium Metal ●●●●●●● ******** 0000000 ****** ******* ●●● 0000000 ●●●●●● ●●●●● Solid Electrolyte Next Gen. oooo Multi-product roadmap specifically geared to satisfy Auto OEM objectives of early and sustained success Solid Catholyte 27

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