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operational temperature range | -10°C ~ +60°C |
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display operational temperature range | 0°C ~ +50°C |
loss/gain (monthly rate) | Less than 0.0006% or 15 seconds at normal temperature range (5°C~ 35°C) |
frequency of crystal oscillator | 32, 768 Hz |
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display medium | Nematic Liquid Crystal, FEM (Field Effect Mode) |
display system | Current time (hour, minutes and seconds), calculation data (hour, minutes and seconds) and 'Error' mark |
battery type | Miniature lithium battery SB-T751, 1 piece |
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battery life indicator | Flashing ' ' mark is shown on the display |
integrated circuit (IC) | C-MOS-LSI, 1 piece |