Texas Instruments Scientific Calculator Comparison - TI 30XA vs TI 30 IIS

[@nsxproperties560]

Is the 30X IIS solar only or dual power battery and solar?

[@nittygrittyproductreviewsugc]

It is battery and solar however if you replace the battery it will void the warranty. You would have to undo the 4 screws on the back.

[@Zenith_Music-ho6vv]

Nice Review

[@nittygrittyproductreviewsugc]

Thank you 😀