0B200-02520100, C42N1728. Asus ZenBook Pro U5500, ZenBook UX550GD, ZenBook UX550GDX, ZenBook UX550GE, ZenBook UX550GEX. Usually not. Don’t worry, this is normal. Battery TypeLi-ion. Tablet battery has 6 months warranty, the laptop battery has 12 months warranty.
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