Eos Energy Enterprises, Inc. Provides Revenue Guidance for the Year 2021

Eos Energy Enterprises, Inc. designs, develops, manufactures, and markets zinc-based energy storage solutions for utility-scale, microgrid, and commercial and industrial applications. The Company has developed a range of intellectual property with multiple patents covering battery chemistry, mechanical product design, energy block configuration and a software operating system (Battery Management System or BMS). The BMS software uses proprietary Eos-developed algorithms and includes ambient and battery temperature sensors, as well as voltage and electric current sensors for the electrical strings and the system. It focuses on manufacturing and selling turn-key direct current (DC) battery energy storage systems. It also plans to develop a turn-key alternating current (AC) system. The Company offers an advanced Znyth technology battery energy storage system (BESS) designed to provide the operating flexibility to manage increased grid complexity. Its primary market is North America.