In case the battery terminals are dirt, clean the terminals with a dry cloth before use. Otherwise power failure or charge failure may occur due to the poor connection with the instrument.
如果电池弄脏，使用前应用干布抹净，否则可能会因接触不良而影响性能失效。
The main control computer chip is connected with a spare battery to enable the system to work as before during power failure.
主控电脑芯片同时还接有一电池，作为备用电，使得本系统在停电时依旧工作。
The main control computer chip is connected with a spare battery to enable the system to work as before during power failure.
主控电脑芯片同时还接有一电池，作为备用电，使得本系统在停电时依旧工作。
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