• 12 digit Calculation Capacity
  • Big Display
  • 100 steps check
  • 2 way power (battery/solar)
  • Cost/Sell/Margin calculation 
  • Key Rollover
  • Tax Calculations
  • Function command signs
Please visit below link to learn how to reset tax rate : 

https://www.youtube.com/watch?v=f-keUOll4s4


FEATURES : 
  1. ">100 STEPS CHECK
  • Auto review - Review and Auto Review - Use the ^ and v keys to scroll through the steps of past calculations. Up to 100 calculations steps can be retained in memory . Auto Reviews scrolls sequentially through steps one after the other with a single key operation. 
  • Correction - While reviewing a calculation you can make changes in values and operators and re-execute to obtain a new result.
  • Tax Calculations - Once you set a tax rate you can calculate amount plus tax， amount less tax ， and tax amount quickly and easily .