[Note: This unit functions as per the original Nikon OEM battery on all model's including the D3100, D3200 & D5100.
This unit Functions with Nikon Camera Firmware V1.
1, V1.
2 on DSLR units.
  Ex-Pro replacement Li-ion Battery.
Can be used as a replacement or additional battery.
Our cell's are manufactured to the highest standard meeting or exceeding the original manufacturers specification and supplied with a 2 year RTB guarantee.
Ex-Pro batteries are fully tested and built with lithium-Ion technology to ensure maximum Power and battery life.
100% OEM Compatible with your original battery, save pounds on OEM manufactures replacement costs.
Ex-pro High Capacity Long Life lithium-Ion cells.
Ex-Pro Decoding Chipset for Nikon EN-EL14.
Cell will Meet or exceed the manufacturers original OEM specifications.
100% OEM Compatible.
Uses lithium-Ion technology to ensure maximum battery life and Power.
Manufactured using the highest quality materials, CE approved, ROHS Compliant certification.
2 Year Defect Warranty, Please note this does not cover uprgading your Firmware upgrades.