Exhibit 99.1 Polar Power Reports Full Year and Fourth Quarter 2023 Financial Results GARDENA, CA – April 1, 2024 – Polar Power, Inc. (“Polar Power” or the “Company”) (NASDAQ: POLA), a global provider of prime, backup, and solar hybrid DC power solutions, reports its financial results for the three months and full year ended December 31, 2023. 2023 Financial Highlights ● Net sales in 2023 were $15.3 million compared to $16.1 million in 2022 ● Gross profit for 2023 was $0.7 million compared to $2.1 million in ...