Easily compute two different tax rates, such as city/county, county/state. Equals Plus Logic feature. Clock/calendar function displays and prints time or date. Easily compute two different tax rates, such as city/county, county/state. Equals Plus Logic feature. Clock/calendar function displays and prints time or date. Global Product Type: Calculators-Printing; Calculator Type: N/A; Calculator Style: N/A; Power Source(s): AC.