S6 Edge Battery Case,Caka [Newest Version] 4200 Mah Backup External Battery Charger Case For Samsung Galaxy S6 Edge Rechargeable Power Bank Case,Portable Backup Power Bank Case with Kickstand - (Black) This Battery Case sports built-in battery which doubles the life of your Samsung S6 Edge.Featuring a low profile and silm design,you will forget you are carrying extra power on the go.Cut outs for all the S6 Edge features,use your phone without removeing it from the case. Only for Samsung Galaxy S6 Edge,slim-fit battery casing chargers and protects your S6 Edge withoue bulk.4200mAh rechargeable perfect fit your phone case, charging and protecting 2 in 1. Plug and Play Double Life: Built original new 4200 mA high-quality polymer batteries, Samsung mobile phones can be doubled battery life, enough power to remove your troubles.Charge and sync phone while refilling your battery at the same time. Quality batteries intelligent protection: imported batteries, with high energy density, no memory effect, high conversion rate, slow decay, long life and other advantages of high security features. Integrated circuit design with intelligent protection IC, can effectively prevent a short circuit or overtime charge, overcharge and over discharge even under extreme operating conditions, according to the fault errors, which can effectively protect your phone. Life time warranty from Caka.