... ,FCC,RoHS, 5. iPhone battery charger 1900mah portable mobile battery charger case for phonesFeature1.Capactiy 3200mAh Li-polymer built-in battery cell2.Matching iPhone 4/4s ... choice6.Cut outs for all the iPhone 4/4s features, use your iPhones without removing it from the case.7.Strong & ... under extreme conditions.Specifications Product Description 1900mah portable mobile battery charger case for phones