Galaxy S7 Charger Case, Maxdara 4500 mAh Portable External Backup Battery Charger Cover Case Pack for Samsung Galaxy S7 Rechargeable Power Bank Case (White) This Battery Case can doubles the life of your Samsung Galaxy S7. Featuring a low profile and slim design,you will forget you are carrying extra power on the go. Cut outs for all the Samsung Galaxy S7 features,use your phone without removing it from the case,slim-fit battery casing chargers and protects your Samsung Galaxy S7 without bulk.4500mAh rechargeable perfect fit your phone case, charging and protecting 2 in 1. Plug and Play Double Life: Built original new 4500 mAh 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: 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. Compatible with Samsung Galaxy S7 ONLY. Life time warranty and sold by Maxdara.