Product Highlights The GBA 18V 4.0Ah battery is designed for a longer runtime. Thanks to its higher battery capacity, it allows for a 100% longer runtime than the 18V 2.0Ah model. For better heat dissipation on the battery from the inside out, this model also features COOLPACK 1.0 technology. Since heat can damage the cells, COOLPACK technology ensures longer battery life and allows for longer operating times. Compatible with all tools and chargers from the Bosch Professional 18V system and the AMPShare Alliance. Equipment and application The GBA 18V 4.0Ah Professional is a lithium-ion battery with a battery charge indicator. GAL 18V-40 Professional • Compact: Thanks to its modern design, it is very compact • With a charging current of 4 A, it charges ...