Makita 40v to 18v Battery Adaptor OR Makita 18v to 40v Battery Adapter OR Complete Failure? - YouTube
Makita 36V adapter - Use ebikes 36V battery on your Makita machine
Amazon.com: for Makita 18V Battery Adapter Convert to for Hitachi 18V Lithium Cordless Tool and for Metabo18V (Not 36V) Slide Style Tools : Tools & Home Improvement
CDP001G Lithium Battery Adapter Converter DC Output 12V USB Mobile Phone Charger For Makita 40V BL4020 BL4025 BL4040 BL4050F - AliExpress