The technology will also get better: longer battery life, more memory, colour, touch-navigation and annotation.
相关技术也会进一步完善：电池待机时间更长，存储容量更大，屏幕画面更逼真，触屏按键更加精准。
Provides even more detailed battery, memory and storage card information.
提供更详细的电池，内存和存储卡的信息。
Because all information is saved in an internal EEPROM memory, no battery is required.
因为所有的信息保存在一个内部EEPROM存储器，无需电池是必要的。
Because all information is saved in an internal EEPROM memory, no battery is required.
因为所有的信息保存在一个内部EEPROM存储器，无需电池是必要的。
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