Camera Battery for Sony NP-FW50 NPFW50 NEX-3C NEX-5 Alpha A33 A35 A55 A37 NEX-3CH NEX-3H NEX-3K Alpha 7R 7 A6000 Battery Type: li-ion. Product Type: Replacement camera battery Capacity: 1500mAh Voltage: 7.4V (compatible with 7.2V) Compatible with: Sony NP-FW50 Alpha NEX-3 NEX-5 NEX-7 SLT-A33 SLT-A55 1 Year Warranty Package Includes:1 x battery