
Uses the plug circled in red to connect to the m-2j1r. The power supply can output 3v 3amps which is the requirement to operate from rosahl.
You can find it here:
https://www.amazon.com/dp/B07N18XN84?ref=ppx_yo2ov_dt_b_fed_asin_title
Assembly is the same as the original other than the fact that this doesnt use the USB-C Power supply chip from Chip45. https://www.printables.com/model/1269899-new-mounting-cover-for-rosahl-m-2j1r-dehumidifier
The author remixed this model.
Remixed to use an easier to source power supply.