How To Check Original Casio Calculator. Please perform the following operation on your ES PLUS calculator to display your Calculator ID and Model Number. In this way you can cross-check whether your Casio calculator is original or not.

Please Follow The Step. Display the QR code on the calculator. After Casio achieved the ultimate in thinness with the SL-800 changes in product trends led to a focus on functionality.
In this way you can cross-check whether your Casio calculator is original or not.
But the most reliable ways are as follows. Multiply by pi180 for deg to rad or 180pi for rad to deg for conversions Original post by. Original Casio calculators are available at Daraz with 3-year of warranty. You can find 20-digit Calculator ID.

