REDBACK 40V 4.0Ah Lithium-Ion Battery Pack

Electronic monitoring of individual battery cells to extend life of the battery. High quality components for optimum performance and efficiency. Lithium-ion cells deliver fade-free performance. On-board battery life indicator. High capacity 4.0 Ah battery for extended run time. 40 Volt 4 Amp high capacity lithium-ion battery. Industry leading quality battery cells designed by Samsung are individually balanced and tested to meet the highest performance requirements. Thermal control extends life and runtime by minimizing heat. Impact resistance prevents failure from drops and vibration.