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To clean your ears yourself you need something like this: https://www.japantrendshop.com/coden-ear-scope-13000-standar... I thought it was ridiculous when I first saw it but I took a chance on it and it is actually a great product. You can clearly see everything and clean without damaging your ear. If you've ever had to go to the doctor to clear a blocked ear, you need one of these. With occasional use (~once/month)…
The reviews are pretty mixed https://www.amazon.co.jp/%E3%82%A4%E3%83%A4%E3%83%BC%E3%82%B... But more interesting all the recommendations listed on Amazon. Tons of them, many 1/2 the price of the one above, but use your phone as the display
I haven't tried any of the phone based endoscopes but I expect the latency and reliability to be bad. When I'm controlling something that's deep in my ear canal I don't want latency or dropped frames.