Galaxy Note 4 Extended Life Battery (6500mAh)

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  • Our Extended Life Battery for the Galaxy Note 4 has a 6500mAh Battery capacity which is 2X the battery capacity of a standard Galaxy Note 4 battery.
  • A long lasting Note 4 battery that actually lasts all day.
  • High-Quality Lithium Ion Battery Cells
  • Smart Charging Chip protects from overheating, overcharging, and prolongs battery life.
    • Free Custom Backplate
    • Lithium Ion Battery Cells
    • This is a bigger Note 4 battery and requires "calibration" period when you first receive the battery to get the most accurate percentage readings and overall performance. Read our Note 4 Extended Battery Calibration Guide for more information. 

      x1 Samsung Galaxy Note 4 Extended Life Battery
      x1 replacement back cover available in black or white

      How long should my Galaxy Note 4 Extended Battery last?

      Our extended battery is double the capacity of your original battery. So you will receive twice the battery life of a standard battery, with the same amount of use. Usually up to 24 hours depending on usage habits.

      How to maximize my long lasting Note 4 extended replacement battery potential?

      To get the full extent of your new battery, please follow the conditioning cycles.

      How long should I charge my Note 4 battery?

      Depending on the size of your battery we recommend 9 to 10 hours of continuous charging. If your battery is 4500mah or higher, you would want to charge your battery for at least 10 hours.

      Why is my Note 4 extended battery not fully charged?

      There could be many reasons your battery is not fully charging. The most common are not allowing the battery the full length needed to charge fully. Batteries 4500mah or higher would need to charge for 10Hr. If you can not fully charge your battery after 10+ hours, please contact us via email at
      My Note 4 battery has a bulge in the middle. What does this mean?

      There are a few reasons for this. If your battery is over a year old, it could mean your battery is seeing its last days. If you’ve only had it for several months, it could be due to improper charging. If you are still within warranty, please contact

      My Galaxy Note 4 back plate (back cover) is cracked. How do I get a replacement?

      If your battery is still fully functional but the cover has cracked, please purchase a replacement cover. If you just received your battery and the cover arrived broken or cracked within a few days of use, please contact

      Category: Note 4

      Type: Cell Phone Battery

      Galaxy Note 4 Extended Life Battery (6500mAh) has a rating of 4.9 stars based on 98 reviews.