4. LG

LG is different with other previous brands, with just one battery saving mode. First up, just follow Setting–>General–> battery and power saving mode. Then, you need to hit battery saving button. Easily, you are successful in saving your phone battery. The phone will be reduced the performance but the battery life is last longer. But they are not perfect in LG battery tips when there is the only mode, which is limited to pick your suitable option.

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