surface pro 3 issue screen

I just got a surface pro 3 from a family member, they said they found it without a charger. So, I bought a charger on Amazon assuming it would charge the tablet. I was wrong. There is no indicator light, no sign that the tablet is charging at all. I haven't had it work the whole time I've owned...

Hello everyone, It's my first post on this forum but i have a big issue on my surface pro 3 screen ! I triee everything I could about it and i Hope someone know the issue I have. Its hard to explain so i will show you a picture of it This issue occur every time I use it.. every 10minutes...