Lowrance elite users

Have you guys been happy with your units? I honestly don't know what to think. I don't have alot if fish finder experience. Mine seems to be working but I can't help but wonder if I could really use an upgrade to more power and more pixels. Finding bait balls is of great importance and I'm wondering if my elite is doing the job. I wonder cause I sure don't see alot of bait balls for sure on the screen. I get lots of maybes'