Exera iPhone 4/4S Battery

Need additional power for your Exera iPhone 4S Battery Case? Pick up this battery and get another 100% boost right away!

Exera iPhone 4/4S Battery

The Exera Battery cell is made by High Efficiency Lithuim Polymer Material, and designed to be compatible to uNu's Exera Battery Case for iPhone 4 & 4S.
It can stably provide a powerful current output at the required voltage for your exera battery case.

Fully optimized charging circuit, provides a much higher power conversion rate than any other similar battery modules in the market.
It also bears several international safety standards like CE, ROHs and etc.

One Year Standard Manufacturer Warranty comes with the battery module.

Compatible to Exera iPhone 4s Battery Case
Compatible to Samsung Galaxy S2 Smartphone
Can be charged via uNu Exera Dual Charging Dock
Provide 100% recharge to iPhone 4/4S via Exera Case
Certified Reliability verified by various lab test

Tech Specifications

Voltage: 3.7V

Battery Capacity: 1700mAh

Life Span: >500 Cycles

Material: Lithuim Polymer Cell