Power through your longest shifts with the NEW Bluebird EF500 Series Replacement Battery. This high-capacity 6400mAh (24.32Wh) Li-ion pack delivers extended, reliable power for your Bluebird EF50X and EF501 rugged mobile computers. Designed as a direct OEM-compatible replacement for models BAT-EF500_S and BAT-EF50X_E, it ensures your scanner stays operational for inventory, logistics, and field service tasks without frequent recharging.