The Bosch CORE18V Battery offers maximum power and performance while minimizing weight. It employs advanced Lithium-ion technology to deliver 80 percent more power than previous generation Bosch batteries. The Bosch CORE18V cells are laser-welded and rail-connected for high efficiency, with the battery housing designed to transfer more heat to the outer surface, resulting in up to 35 percent better cooling effect than previous CoolPack batteries. The CoolPack 2.0 system employs an advanced design to keep the battery cooler for better runtime and longer life; updated technology provides up to 135 percent longer battery life than batteries without CoolPack technology. In … Read more