AKA: Lithium, AUTO POWER-OFF, 10 DIGIT SCIENTIFIC EC-499, Product number (P/N): 65-655,
Keywords/Tags: 65-655 | EC499 (EC-499) | Lithium, AUTO POWER-OFF, 10 DIGIT SCIENTIFIC
Date of intro: 1981, Origin: Japan (List),
Display: Type = Display (LCD) (List), Digits = 7+1+(2+1),
Number of keys: 39, #Key-Black: 11, #Key-Brown: 1, #Key-Grey: 9, #Key-White: 18,
Miscellaneous switch: [POWER_(Blank)-(ArrowRight)ON],
Classification: / Pocket,
Featuring: Scientific functions, Square root, PI, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Original Equipment Manufacturer : CASIO: FX550A, Made by: CASIO (List of all Import-OEM-models for RADIO SHACK),
Known Serial-numbers: 9A0 (List of all S/Ns from RADIO SHACK)
Collector value: 7/10,
Internet: Link-1: LE RAYON DES CALCULATRICES