- Review up to 300 Calculation Steps.
- Auto Review by Pressing One Single Button!
- Jump to a Particular Calculation Step by Pressing One Single Button
- Automatic Totalization of the Results of Different Calculations
- Recheck with Sound Assist
- 12 Digits
- Regular Percentage Calculations
- Solar Powered when Light is Sufficient, Battery Powered when Light is Insufficient.
A Symbol (+, -, ×, ÷) on the Display Indicates the Status of Operation you are Currently Performing.
- While Reviewing a Calculation, You Can Make Changes in Values and Operators and Re-Execute to Obtain a New Result.