AKA: ELECTRONIC CALCULATOR, SOLAR CELL, SL-821, AKA (Label): SL-821 use AMORPHOUS SOLAR BATTERY, Product number (P/N): SL821 (SL-821),
Keywords/Tags: SL821 (SL-821)
Date of intro: ~1982, Origin: Japan (List), Dimensions: 105x60x5mm,
Power: Solar,
Display: Type = Display (LCD) (List),
Number of keys: 23, #Key-Black: 23,
Classification: / Pocket,
Featuring: Procent, Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip, Memories: 1,
Collector value: 7/10,