Redmi Note 7 & Note 7 Pro (BN4A) Lithium-ion Polymer Replacement Battery
The BN4A lithium-ion polymer replacement battery is built to restore dependable all-day power to your phone, delivering stable performance and efficient energy output. Designed to fit perfectly, it helps bring back original battery life with built-in protection for safer daily charging and use.
Specifications
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Model: BN4A
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Compatible Device: Xiaomi Redmi Note 7, Xiaomi Redmi Note 7 Pro
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Battery Type: Lithium-ion Polymer
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Capacity: 3900mAh (Minimum) / 4000mAh (Typical)
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Rated Voltage: 3.85VDC
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Charging Limit Voltage: 4.40VDC