AKA: HD 900, AUTO POWER OFF MEMORY HOLD, AKA (Label): HD 900, LIQUID CRYSTAL CALCULATOR, Product number (P/N): HD900,
Keywords/Tags: HD900
Date of intro: 197?, Origin: Japan (List),
Power: 3V,
Display: Type = Display (LCD yellow) (List), Digits = 8+1,
Number of keys: 26, #Key-Brown: 13, #Key-Orange: 2, #Key-White: 11,
Classification: / Pocket,
Featuring: Procent, Square root, Memories: 1,
Known Serial-numbers: 117614
Collector value: 7/10,