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The lithium-ion battery is only meant as a backup so you don't lose anything in memory when replacing the AAA batteries.
Sorry, there was a problem. Please try again later.Batteries are received with the product. Cannot remember specifically but they are either AAA or AA. They are not rechargeable batteries.
Sorry, there was a problem. Please try again later.This calculator does not come with Lithium ion batteries. It comes with and uses 4 AAA. You can purchase rechargeable AAA’s separately.
Sorry, there was a problem. Please try again later.Hello SonicWill, thank you for bringing this to our attention! We will make the correction to Alkaline, 4 AAA. Note that the TI-84 Plus CE has a rechargeable battery in case that is what you are trying to find.
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