Product number (P/N): 81D,
Keywords/Tags: 81D
Date of intro: 197?, Origin: Taiwan (List),
Power: 3V: (AA x2) + Adaptor,
Display: Type = Display (VFD) (List), Digits = 8+1,
Number of keys: 25,
Classification: / Pocket,
Featuring: Procent, Square root, Memories: 1,
Known Serial-numbers: 73936024 (List of all S/Ns from TRIUMPH-ADLER)
Collector value: 7/10,