Bosch's CORE18V batteries are compatible with Bosch 18V Tools; optimized for Bosch PROFACTOR™ Tools for power comparable to the most demanding corded tools.
The CORE18V® 12 Ah battery delivers equal power and at least 50% more runtime than the CORE18V® 8 Ah battery. Constructed using three layers of enhanced 21700 cells for greater battery efficiency. With its cutting-edge battery design – including copper end plates, power rails and a flexible circuit board – it offers reduced resistance and increased efficiency. Featuring exclusive CoolPack™ 2.0 technology, which cools the battery faster and helps provide longer lifetime. It includes a charge-status Indicator with high resolution for clear visibility. Bosch 18V 3 Year Battery Limited Warranty. Ship wt. 3.3lb.