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Bosch Bosch GBA 18 V 4.0 Ah M-C Professional Battery
The Bosch GBA 18 V 4.0 Ah M-C Professional Battery is high-endurance with CoolPack technology. It has up to 65% longer runtime compared with a 3.0Ah battery and CoolPack technology. The CoolPack technology means the battery could have a runtime of up to 100% longer than a battery without CoolPack. The Bosch flexible power system means it is suitable for all tools in one Voltage class and it can even withstand a drop from 3m on to concrete.