AKA: TWIN POWER CALCULATOR, MEMORY SAFE GUARD / AUTO POWER-OFF, ELSI MATE EL-357, N8W, Product number (P/N): EL357 (EL-357),
Keywords/Tags: EL357 (EL-357) | 357 | N8W, TWIN POWER CALCULATOR, ELSI MATE
Date of intro: ~1990, Dimensions: 152x119x20mm,
Power: 1.5V: (LR1130 x1) + Solar,
Display: Type = Display (LCD) (List), Digits = 8+1,
Number of keys: 25,
Classification: / Pocket,
Featuring: Procent, Square root,
Related with: SHARP_docu: (Cat.) 199210 (Japanese),
Serie-members: SHARP: EL357 (8-digit); SHARP: EL358 (10-digit); SHARP: EL359 (12-digit),
Known Serial-numbers: 9A105 (List of all S/Ns from SHARP)
Collector value: 7/10,