1.Compatible with
TI-84 Plus CE Graphing Calculator
TI-84 Plus Graphics Calculator
TI-84 Plus CE Color Graphing Calculator
TI-84 Plus C Silver Edition Calculator
TI-Nspire CX II Color Graphing Calculator
TI-Nspire CX Graphing Calculator
TI-Nspire CX CAS Graphing Calculator
TI-89 Titanium Graphing Calculator.
2.Warranty:
30 Days Money Back Guarantee,12Month Worry Free Warranty to Prove The Importance We Set On Quality.