Designed for user convenience in mind, this 18V-20 charger will charge your batteries rapidly. As an example, a 2.5Ah battery will be charged up to 80% within 60 minutes and fully charged within 80 minutes. A charging indicator shows the battery status. The small size and user-friendly design makes it easy to bring it along to any work location. As part of the Power for All Alliance, this product can be used with 18V tools and batteries from any P4A brand like Bosch, Gardena, Gloria, Wagner and Rapid.