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Ultra High Capacity 'Intelligent' Lithium-Ion Battery For Sony NEX-VG20H - 5 Year Replacement

Ultra High Capacity Non-OEM Battery 4200 Mah 5 Year Warranty
Chemistry Lithium-Ion No memory loss
Integrated microchip for communications with camcorder and charger prevents overcharging lengthens battery life
Includes 5 Year Replacement Warranty