I am 15 and have tried masturbation but need help.?

I have tried masturbating a few times. oral stimulation with my hands doesn't feel good. It is actually quite painful and not in a good way. When I try using a it doesn't feel good either.... the only method that feels good is vibration on my . When i put the vibrator there, after about only 10 seconds i feel shaky and then weird water comes out.... flows not squirts. What do I do? pleeeease help!