Sony NP-FW50 Li-Ion Battery Pack

This battery pack works in many older Sony mirrorless bodies, including the A3000, A5000, A5100, A6000 thru A6500, the A7, A7II, A7S, A7S II, A7R, A7R II, as well as many older NEX and SLT series bodies and the DSC RX10 thru DSC-RX10 IV. For a full compatibility list, see this Sony webpage.