TAX CALCULATION FUNCTION
Add Tax Key
Deduct Tax Key
BUSINESS SALES CALCULATION
CLOCK & CALENDAR FUNCTION
Used to switch between calendar or clock mode.
Used to switch between 12 or 24 hour at clock mode.
Used to set the date and time in calendar & clock mode.
Used to switch between AM or PM at clock mode time setting.
Used to select date format between "YYYY/MM/DD",
"DD/MM/YYYY" or "MM/DD/YYYY" at calendar mode.
• Note: If all the power sources and backup battery "CR2032" are
disconnected, the clock, calendar, curency rate and tax rate will be
cleared. In this case, please set the clock, calendar, currency rate
and tax rate again.
AUTO POWER SAVE
When the power is turned "ON" and the calculator is not being used for
approx. 7 minutes. The calculator will switch to power save mode
automatically with orange LED light-up. Press
return to normal calculation mode.
Used for adding the tax amount to the displayed
Used for deducting the tax amount from the
Used for calculating the cost, selling price and profit margin
value. Enter the value of any 2 items to obtain the balance
value item. (e.g. enter the value of the cost and the selling
price to obtain the profit margin %.)
key the calculator will
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