> For the complete documentation index, see [llms.txt](https://docs.aethlabs.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.aethlabs.com/microaethalometer-tm-ma600/quick-start-guide/03-powering-the-ma600.md).

# Powering the MA600

The MA600 uses external power only (no internal battery).

1. Connect the M8 sealed circular connector cable of the 12V power adapter to the MA600 circular M8 connector labeled 12V DC IN.
2. Plug the AC adapter into a power outlet.

If the optional built-in Nafion dryer is installed, a second external power supply must be connected for the dryer system.

1. Connect the second M8 sealed circular connector cable of the 12V power adapter to the external pump.
2. Plug the AC adapter into a power outlet.