Sears Digi-matic MR10 (MR-10)
The Sears Digi-matic MR10 is an arithmetic calculator with algebraic logic. It has an LED (light-emitting diode) display, typical of calculators of this era. The power source is Sealed battery pack. Note: Made for Simpson/Sears.
Facts at a glance:
|Power Source:||Sealed battery pack|