Power Tool Battery Adapter

You can now use your power tool batteries to power your helmet light kit and make the most of your existing batteries! This adapter allows you to use existing 18-20v batteries for helmet lights. 

Features: 

- Simple plug and play adapter that integrates with helmet lights. 

- Fits all Milwaukee M18 batteries (other brands may be available by special order). 

- Please note: this does not feature a low voltage cut off. Some Milwaukee batteries feature that in the battery and some do not. Please do your research and note that we are not responsible for over-discharged batteries.