Mi Redmi Note 8 Pro Battery BM4J 4500mAh – Original Xiaomi Replacement

Mi Redmi Note 8 Pro battery replacement with BM4J 4500mAh capacity is designed for compatible Xiaomi smartphones. This Li-Ion Polymer replacement battery is suitable for users experiencing fast battery drain, reduced battery backup, frequent charging, or unexpected shutdowns.

The BM4J replacement battery features a rated capacity of 4500mAh, approximately 3.85V voltage, and approximately 2–3 hours charging time. It is supplied in loose packaging and comes with a 180 Days (6 Months) Replacement Warranty.

Mi Redmi Note 8 Pro Battery – Product Details

Compatible Redmi Note 8 Pro Models

The BM4J 4500mAh battery is listed for the following Xiaomi device variants:

• Xiaomi Redmi Note 8 Pro
• Model 2015105
• Model M1906G7I
• Model M1906G7G

Important: Always check the battery model number printed on your existing battery before ordering. Confirm that it is BM4J and compare the connector, dimensions, voltage, and capacity.

Compatibility can vary between device variants, so verifying the existing battery before purchase is recommended.

Why Replace Your Redmi Note 8 Pro Battery?

Smartphone batteries naturally lose capacity after prolonged use and repeated charging cycles. An aging battery may provide shorter backup and require more frequent charging.

Common signs that your battery may need replacement include:

• Battery percentage drops quickly
• Frequent charging is required
• Reduced battery backup
• Unexpected phone shutdowns
• Battery drains rapidly
• Slow or inconsistent charging
• Battery performance has decreased
• Phone becomes unusually warm during charging or use

Replacing a worn battery with a compatible BM4J 4500mAh replacement can help restore reliable everyday battery performance.

BM4J 4500mAh Battery – Key Features

• 4500mAh rated capacity
• Battery model BM4J
• Designed for compatible Xiaomi smartphones
• Li-Ion Polymer battery technology
• Approximately 3.85V voltage
• Approximately 2–3 hours charging time
• Brand-new replacement battery
• Approximately 55.5g weight
• Loose packaging
• 180 Days (6 Months) Replacement Warranty

Original Xiaomi BM4J Battery Replacement

This product is supplied as an original Mi/Xiaomi BM4J replacement battery in loose packaging.

Before installation, compare your existing battery’s:

• Battery model number
• Connector
• Physical dimensions
• Voltage
• Capacity
• Battery layout

Make sure your device requires the BM4J battery before purchasing.

Important Installation Information

Battery replacement should be performed by a qualified mobile repair technician.

Improper battery removal or installation can damage the battery, smartphone, connector, or internal components. Incorrect installation may also affect warranty eligibility.

Do not puncture, bend, crush, open, or modify the battery.

Professional installation is strongly recommended.

BM4J Battery Warranty

This 4500mAh BM4J Battery comes with a 180 Days (6 Months) Replacement Warranty from the date of purchase.

The warranty applies to eligible manufacturing defects and qualifying battery performance issues, subject to inspection and verification.

Warranty Does Not Cover

• Physical damage
• Accidental damage
• Improper installation
• Damage caused during installation
• Water or liquid damage
• Misuse or abuse
• Battery swelling caused by improper handling
• Bulging caused by external damage
• Damage caused by an incompatible device
• Tampering or modification

All warranty claims are subject to inspection and verification.

Battery Safety Instructions

Lithium-ion polymer batteries should always be handled carefully.

• Do not puncture, bend, crush, or disassemble the battery.
• Do not expose the battery to excessive heat.
• Do not short-circuit the battery terminals.
• Do not modify or repair the battery.
• Keep the battery away from water and liquids.
• Use compatible charging equipment.
• Do not install a battery that appears swollen, damaged, or deformed.
• If the battery is damaged, discontinue use and seek professional assistance.

Professional installation is strongly recommended.

Before Ordering Your BM4J Battery

To avoid purchasing an incompatible battery, follow these steps:

1. Check your exact smartphone model.
2. Check the battery model number printed on your existing battery.
3. Confirm that the battery code is BM4J.
4. Compare the battery connector.
5. Compare the physical dimensions.
6. Check the voltage and capacity.
7. Confirm your phone model number.
8. If unsure, consult a qualified mobile repair technician before ordering.

Do not rely only on the phone name. Always verify the battery model number before purchasing.

Support

Email: support@batteryhub.online
Call / WhatsApp: 8356885211
Support Hours: 11:00 AM – 8:00 PM
Sunday: Closed

Frequently Asked Questions

Is this battery compatible with Mi Redmi Note 8 Pro?

Yes. The BM4J 4500mAh battery is listed as compatible with the Xiaomi Redmi Note 8 Pro and the specified model numbers.

What is the battery model number?

The battery model number is BM4J.

What is the battery capacity?

The battery has a rated capacity of 4500mAh.

What is the battery voltage?

The battery voltage is approximately 3.85V.

Which battery is used in Redmi Note 8 Pro?

The listed replacement battery is the BM4J 4500mAh battery. Always verify the model number on your existing battery before ordering.

How long does the battery take to charge?

The approximate charging time is 2 to 3 hours, depending on the device, charger, charging conditions, and battery condition.

Does this battery come with a warranty?

Yes. The battery includes a 180 Days (6 Months) Replacement Warranty, subject to the applicable warranty terms and inspection.

Does the battery come in retail packaging?

The battery is supplied in loose packaging.

Is professional installation recommended?

Yes. Professional installation is strongly recommended to help prevent damage to the battery or smartphone.

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