I have 2022 MYLR with tow package. To power my Uniden Radar R7, I ordered the tow pigtail/adapter and connected it to the Direct Hard Wire Cord for Uniden: https://www.amazon.com/gp/product/B018RBBWWS/ref=ppx_yo_dt_b_asin_title_o08_s00?ie=UTF8&psc=1.
To begin, I powered down my tesla (located...