Battery packs and chargers for power tools: easy and fast charging. Do you work long hours? Do you find it hard to switch accessories in the middle of a project? Getting a cordless battery charger for your power tools helps you complete your job without worrying about the tools' batteries. Our 36V and 18V lithium-ion battery chargers are ideal for extended projects since they last a long time. Focus on the task at hand and rest assured your tools are working correctly with Bosch batteries.