This document is a publication of a European patent application (EP3806273A1) filed by Black & Decker Inc. The patent describes a power tool battery pack system that allows for the use of battery packs with varying capacities. This innovation aims to provide users with more flexibility in choosing compatible power sources for their tools.

As this is a patent publication, it does not impose immediate regulatory obligations or compliance deadlines on manufacturers. However, it represents a new development in power tool technology that may influence future product design and industry standards. Companies operating in this sector should be aware of this publication for competitive intelligence and potential intellectual property considerations.