itel - With a 4000mAh battery that can give you more than 240 hours of standby, itel A56 can cure your power anxiety. #BiggerIsBetter #SmartphoneForEveryone | Facebook
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My Redmi note 3's battery doesn't last as long as I expected from a 4000mah battery. How can I check does it really have 4000mah better or not? - Quora
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