Proterra Investor Presentation Deck

VALENCE: Our Proprietary Charging Management Software BUS & CHARGER SCHEDULE BUS # 42 39 36 33 30 27 24 21 18 15 12 9 6 3 0 POWER DEMAND ON GRID POWER (KW) - 00:00 01:00 02:00 03:00 04:00 UNMANAGED CHARGING can lead to higher utility bills with higher peak demand charges 23 24 06:00 Z IN OPERATION Real-time monitoring for vehicles and chargers © 2022 Proterra. All Rights Reserved. CHARGING 20:00 21:00 22:00 23:00 Utility bills include a peak (kW) demand charge Historical data & reporting PROTERRA Alerts and faults zulet pred *013 auß ició!! grinisma bocU WA & M KA TM FLEET & ENERGY MANAGEMENT Smart charging and Energy management OUR CHARGE MANAGEMENT SOFTWARE VALENCE is designed to lower utility bills by reducing peak demand charges and maximizing uptime 42 39 36 33 30 27 24 21 18 15 12 9 6 3 0 00:00 01:00 02:00 03:00 00:40 M wwww 00:50 06:00 07:00 www.ve 08:00 00:60 10:00 00-99 Optimizations 11:00 00:ZL 13:00 IN OPERATION 00-94 0056 DOSL PROTERRA 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00 CHARGING Utility bills include a peak (kW) demand charge V2G/V2X operation 15

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