AKA: DUAL POWERED, SOLAR BATTERY, EC-453, ELECTRONIC CALCULATOR, AKA (Label): EC-453, CAT. NO. 65-920, Product number (P/N): 65920 (65-920),
Keywords/Tags: 65920 (65-920) | EC453 (EC-453) | 453
Date of intro: 1996, Origin: Malaysia (List),
Power: Battery + Solar,
Display: Type = Display (LCD) (List),
Number of keys: 27, #Key-Black: 21, #Key-Blue: 4, #Key-Red: 2,
Keyboard Array (Rows x Columns): 04x07,
Classification: / Pocket / Foldover, Flip,
Featuring: Procent, Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Known Serial-numbers: 7A5 (List of all S/Ns from RADIO SHACK)
Collector value: 6.5/10,