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Kastar 4-Pack NP-FW50 Battery Replacement for Sony α7S, a7S, ILCE-7SM2, alpha 7S II, α7S II, a7S II, ILCE-QX1, ILCE-QX1L, NEX-3, NEX-3N, NEX-5, NEX-5N, NEX-5R, NEX-5T, NEX-6, NEX-7, NEX-C3 Camera - Walmart.com
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ProMaster - Sony NP-FW50 Li-ion Battery
4x 2600mah 7.2v Np-f550 Np-f570 Camera Battery +usb Charger With Type C Port For Sony Np-f330 Np-f530 Np-f570 Np-fm50 Np-fm500h - Digital Batteries - AliExpress
NP-FM30 Sony InfoLithium Rechargeable Camcorder Battery Lithium Ion (Li-Ion) 7.2V DC (Refurbished)