Can't get my C200 to turn on!

Yea so the other day I was on the bus and my c200 flipped out at me. It turned off without and low battery warning then wouln’t turn back on. I tried plugging it into my PC. When I did it acted normal (you know it turned on and did the connection screen thingy) and then when I unpluged after like an hour it still wouln’t turn on. Can someone Plzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz help me?:neutral_face:

unlock it.