Looking for recommendations for a backup camera that I could run off an iPad.  Brands I recognize only :). Maybe something like this?

https://www.bestbuy.ca/en-ca/product/garmin-bc-35-wi-fi-backup-camera/15605401?icmp=Recos_4across_cstmrs_ls_vwd&referrer=PDP_Reco <https://www.bestbuy.ca/en-ca/product/garmin-bc-35-wi-fi-backup-camera/15605401?icmp=Recos_4across_cstmrs_ls_vwd&referrer=PDP_Reco>

This one is wireless.  How hard are they to install?  If it’s wireless how does it know you’re in reverse??

Thanks
Jeff