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Hello, I’m Nathan, and I’ll be assisting you today. My livelihood depends on your positive feedback, so your satisfaction is my highest priority.
Sorry to hear you’re having trouble, Joan.
That is a nintendo DS model, and yes the parts can still be found, though primarily as aftermarket products, since it is an old/discontinued model.
You can get a charger here: http://amzn.to/1pgoaYh
and battery: http://amzn.to/1pgod6A