Unhappy [Q] Need help charging my tablet!!!!!

Hi guys I own an Archos 101 g9 turbo. It runs very fast and everything is good on it except charging is very slow. My warranty has finished but before warranty finished it was charging with no problems and now when I charge the tablet it is very slow. The tablet was 0% battery and when I put it to charge and checked after 4 hours it was only 9% please help me guys I love this tablet please I really need help!!!!!!!!!!!!!!!!!!!!!!!!! please tel me what's wrong with it!!!!!!!!!!! please help!!!!