TIL that my Milwaukee heated jacket battery adapter works for my dewalt heated jacket. Battery adapter for my dewalt jacket broke a year ago and haven't used it since. I am in
12V Power Adapter for Dewalt Battery Pack, with USB Port, 3A/12V [PA-DD1] - $20.98 : Auber Instruments, Inc., Temperature control solutions for home and industry
Amazon.com: Wamlet Heated Jacket Adapter Charger Type C Voltage Step Up DC Plug Cable for Milwaukee,Dewalt, Snap-on, Metabo, Revean, Craftsman, AEG, Makita : Tools & Home Improvement