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I just called TI and they have replacement batteries for $5.00 https://education.ti.com/en/us/customer-support/contact_support/overview She said keep it charged, dont let it run real low. ALSO, do NOT use a phone charger, ONLY use the calculator charger. Sept 8, 2016
Sorry, there was a problem. Please try again later.I believe so just unscrew the back
Sorry, there was a problem. Please try again later.Yes. Unscrew the door on the back and take it out and replace with new one. They are actually easier to replace than in the previous versions.
Sorry, there was a problem. Please try again later.No, the rechargeable batteries can not be replaced.
Sorry, there was a problem. Please try again later.No
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