Riin 5000mah Extended Battery for Samsung Galaxy Note, GT-I9220, GT-N7000, GT-N7000, Galaxy Note1, with Dark Blue Modified Battery Cover Rechargeable and removable power for Samsung Note1 i9220 Conductor use 100% pure nickel strap Capacity: 5000 mA Keep a spare on hand or replace your dead battery and battery cover Integrated microchip prevents overcharging & lengthens battery life