• Performance – delivers equal power and at least 50% more runtime than the CORE18V® 8 Ah battery, powering high-demand applications.
• Efficiency – features three layers of enhanced 21700 cells for greater battery efficiency.
• Bosch-Exclusive CoolPack™ 2.0 technology – cools the battery and helps provide longer battery lifetime compared to non-CoolPack™ Bosch 18V batteries.
• Cutting-edge battery design – includes copper end plates, power rails and a flexible circuit board, offering reduced resistance and increased efficiency.
• Efficient operation – weighs only 3.04 Lbs., providing performance comparable to larger and heavier alternatives.
• Charge-status indicator – features high resolution for clear visibility.
• Compatibility – compatible exclusively with Bosch PROFACTOR™ tools with BITURBO Brushless™ Technology, for power comparable to the most demanding corded tools; compatible with Bosch 18V chargers and the AMPShare™ System.
• High power – optimized to drive Bosch PROFACTOR™ tools with BITURBO Brushless™ Technology.
• Engineered exclusively for high-demand tools – compatible with PROFACTOR rotary hammers, grinders, circular saws and more, the 12 Ah PROFACTOR Exclusive Battery is incompatible with non-PROFACTOR tools.
• Flexibility – compatible with Bosch 18V Lithium-ion battery chargers.

Details: 

The Bosch CORE18V® 12 Ah High Power Battery delivers equal power and at least 50% more runtime than the CORE18V® 8 Ah battery, powering high-demand applications. The GBA18V120 features three layers of enhanced 21700 cells for greater battery efficiency. The battery has Bosch-exclusive CoolPack™ 2.0 technology, which cools the battery faster and helps provide longer lifetime compared to Bosch 18V batteries without CoolPack™ 2.0. With its cutting-edge battery design – including copper end plates, power rails and a flexible circuit board – it offers reduced resistance and increased efficiency. It weighs only 3.04 Lbs., providing performance comparable to larger and heavier alternatives. It includes a charge-status Indicator with high resolution for clear visibility. The GBA18V120 is compatible exclusively with Bosch PROFACTOR™ tools with BITURBO Brushless™ Technology, for power comparable to the most demanding corded tools; compatible with Bosch 18V chargers and the AMPShare™ System; not compatible with Bosch non-PROFACTOR™ tools. The battery is compatible with Bosch 18V chargers and the AMPShare™ System. The AMPShare™ System is a battery system designed to be multi-brand compatible across many cordless products to make managing your work day easier.