Product number (P/N): E511,
Keywords/Tags: E511
Date of intro: ~1978, Origin: Mexico (List),
Power: 9V,
Display: Type = Display (LED) (List), Digits = 8,
Number of keys: 20,
Classification: / Pocket,
Featuring: Procent,
Resemblance with: (Resemblance 002),
Collector value: 6/10,