hey guys .. i have puma 200w mod i using it from 20 days tank Ammit 25 .. i got leak inside mod normally get tank out and cleaned mod and tank and then working normal .. today i use mod go off when i try to get buff then display like am charging it from usb !!?? even i try to switch it off give me same screen charging 
there any solution for this mod to work again ?
there any solution for this mod to work again ?