Good GPS for Class A motorhome

I find that my phone is more useful than my GPS. The WAZE app is great. I also use MyRadar app for android. GPS is only as good as the last update. WAZE tells me about traffic and lots more. You can download google maps to use offline. Phones will kill off GPS.

https://www.waze.com/

https://play.google.com/store/apps/details?id=com.acmeaom.android.myradar&hl=en