Hahnel HL-XW50 7.2v 1000mAh - Sony NP-FW50 Replacement Battery

The Hahnel HL-XW50 is a spare or replacement battery equivalent to the Sony FW50 for the Sony NEX, A33, A55, RX10/II/III, A7/II, A7R/II, A7S, A6000, A5000, A5100 cameras.