HELP!! My phone wont turn on!

[Hussain Zaheer]

Hello ive got a Samsung galaxy s3 19300 and it wont turn on iv`e tried everything recovery method volume up down and power button and i had a charging problem before so i had to use a battery charger so ive got 3 batteries. So one day i went school it was working in the morning and i leave it off at school and when i got home it wouldnt turn on i don`t know why and iv`e left it for like a month and it still doesnt work
someone HELP!!!! And ik its old but im not allowed a new one sooooooo??

 

[belodion]

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