Unboxing and testing Harbor Freight's Thunderbolt batteries! This episode dives into a comprehensive review, examining their performance in a discharge test. See if these budget-friendly batteries deliver surprising power. #HarborFreight #Batteries #Thunderbolt #HarborFreight #Batteries #Thunderbolt #BatteryTest #BudgetBatteries #ToolReview #DIY #PowerTools #CheapTools #HarborFreightReview