| 摘要 |
There is provided a battery-driven electronic book reader for switchingly displaying each page of contents separated in predetermined pages on a cholesteric liquid crystal panel, wherein a remaining available battery level is detected (step S 102 ), the number of pages to be switchedly displayed on the cholesteric liquid crystal panel is calculated based on the detected remaining available battery level (step S 104 ), and the calculated number of pages is displayed on the cholesteric liquid crystal panel (step 105 ).
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