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Full Product Description

Texas Instruments Wired Rechargeable Battery

After several years, the battery in your Ti-Nspire CX may not be holding up like it used too. Bring that number cruncher back into shape with a brand new TI Rechargeable Battery for the Ti-Nspire CX and Ti-Nspire CX CAS. It's super simple to replace. We recommend doing so with the help of a parent or guardian.

Please note: This battery is not compatible with the Nspire CX II and Nspire CX II CAS.

Not sure which battery you need? Read this blog post.

Words from our fantastic customers.

Still not convinced? Check out our reviews!

Amy S.

High School Math Teacher

I have ordered calculators from Underwood Distributing for so many years that I have last track of the time. They are always quick to answer my emails and they get the product I need shipped out asap! 10/10

Mandee P.

Middle School Math Teacher

I teach middle school and wanted reliable calculators, at a good priced, and in a distinct color so everyone knows who they belong to. They were well-packed and arrived quickly! I am so pleased with my purchase and will keep this company in mind for future needs.

Math Teacher

Fort Zumwalt School District

My current order of graphing calculators was placed and ordered so quickly. Underwood Distributing Company made this process easy and I appreciate the timeliness along with the great price.

Underwood Distributing Co.

Discover more in our FAQs

How do I cancel or edit an order?

Because orders are processed and shipped within 0–2 business days, it's important to reach out to us as quickly as possible if you need to cancel or make a change. The best way to do this is to contact us directly:

Please include your order number and the change or cancellation you need. We're a small, flexible business and will do everything we can to accommodate your request before your order ships. Once an order has shipped, it cannot be cancelled, and you would need to follow our standard return process instead.