Unboxing and testing Rayovac High Energy vs. Fusion batteries! We compare performance claims, dissect features, and put them to the test. See if the Fusion lives up to its 'Duracell performance at a better price' promise! Made in the USA. #RayovacFusion #RayovacHighEnergy #BatteryTest #BatteryReview #AlkalineBatteries #Duracell #BatteryPerformance #MadeInUSA #TechReview #ProductComparison