Genie 550 TE, 10-digit business desktop calculator with dual power (solar and battery), jumbo display, including currency conversion, silver / gray (Office supplies & stationery)
Another special feature is the good arrangement of the keys ... that was it but also already. The attacks are almost never properly implemented. So that one has to be sure always set an eye on the indicator that all numbers that you have typed, were adopted properly. Those who work as this device would surely be unemployed very soon !! Not recommendable!
