Note 5 Battery Case, BEAOK 4200mAh Ultra Slim Rechargeable Extended Charging Case for Samsung Galaxy Note 5, Portable Backup Power Bank Case (Gold) Only for Samsung Galaxy Note 5, slim-fit battery casing chargers and protects your Samsung Galaxy Note 5 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. Flexible design with easy access to all buttons and ports.