I push the power button to with the engine off and it allows me to play the radio while in park and waiting. After about 10 minutes the battery has died. Is there a way to listen to the radio with the engine off without draining the battery. Thank You

I own an HR-V 2016 LX and I'm looking at an EX or EX-L, 2020 most likely. My cargo tray and cover are in nearly perfect condition; was considering holding onto them rather than buying a new tray and a new overly-price-piece-of-fabric-that-folds. I've been trying to look up the current...