The Bosch 1600A016GR package gives you 2 x ProCORE18V 8.0Ah Batteries and a GAL 18V-160 C Charger. 100% compatible with all Bosch 18V Professional Power Tools.The Bosch 18V 8.0Ah ProCORE battery is especially designed for the most demanding tasks. Drill more holes, cut more wood and grind more metal with this top of the range battery. ProCORE batteries have a completely new cell design which allows for a high power rating, so you can get the most out of your professional tools. CoolPack 2.0 technology provides a new and improved cooling process which allows you and the tool to keep working. It's compatible with all Bosch 18V Li-ion tools and chargers.