ADAPTER AND POWER TOOL SYSTEM

An adapter (100) for connecting a single voltage battery pack (50) to a power tool (60), the single voltage battery pack (50) configured to output only one voltage and provided with a single voltage battery interface (51), the power tool (60) detachably coupled with a multivoltage battery pack and provided with a power tool interface, the single voltage battery interface (51) being not couplable to the power tool interface, the adapter (100) comprising a housing (10), an input interface (20) disposed in the housing (10) and provided for electrically and mechanically coupling with the single voltage battery interface (51)of the single voltage battery pack (50), an output interface (30) disposed in the housing (10) and provided for electrically and mechanically coupling with the power tool interface of the power tool (60), the input interface (20) electrically connected with the output interface (30), wherein the power tool (60) can be powered by the single voltage battery pack (50) through the adapter (100).