DOT-01 2X Brand Sony A37 Batteries Dual Slot USB Charger Sony A37 Camera Sony A37 Battery Charger Bundle Sony FW50 NP-FW50 100% COMPATIBLE with the original Sony NP-FW50 battery and charger and Sony A7S, A7 II, A7, a7R, NEX-7, NEX-5R, NEX-5N, NEX-F3, NEX-C3, NEX-6, NEX-3N, SLT-A3000, NEX-5T, DSC-RX10, SLT-A5000, SLT-A6000, SLT-A5100, NEX-5K, SLT-A37, SLT-A55V, SLT-A35, SLT-A33, GET MORE SHOTS FOR LESS compared to the original Sony FW50 with this 2200 mAh replacement Sony FW50 battery FIVE YEAR WARRANTY included with our Sony FW50 battery bundle BEST BANG FOR YOUR BUCK compared to the original manufacturer equipment or other high priced generic brands such as Wasabi Power, Photive, Vivitar, STK, or BM HALF THE CHARGING TIME with DOUBLE THE CHARGING SLOTS - Charge two batteries simultaneously with our new dual slot USB Sony BX1 charger