Solved My Ipod Only Works When Its Plugged To Electricity Ipod Nano 7Th Generation

Chosen Solution

Why won’t my ipod stay on when I unplug it from electricity. My ipod is fully charged?

Most likely a faulty battery. Replace it (or give it to someone to do this) and go from here. If there is liquid inside, clean it using 95%+ isopropyl, then try a test battery.