If the mobile phone uses a low-quality Apple mobile phone battery, there may be a battery indicator error, abnormal charging, etc., and in serious cases, it may be damaged due to unstable battery output voltage. Common inferior Apple mobile phone batteries on the market include: replacement of scrap batteries with new trademark shell method mobile phone batteries with new batteries, nickel batteries, lithium batteries, rechargeable batteries, etc.

　　1. Check whether the battery signs are worn or not, and check the printing quality of the signs. The printing quality of inferior batteries is fuzzy and rough.

　　2. The appearance of regular Apple mobile phone batteries, the joints of the upper cover of the fuselage are smooth and clean, while the inferior batteries will appear tight, bristles, overflowing glue, etc.; regular battery touch sheets are neatly arranged, long and neat, and taste good, while inferior batteries The roughness, the surface and the napped uniform, the group is not pure.

　　3. Lithium batteries can be selected for lithium batteries through batteries or counterfeit lithium batteries.