Amazon.com : Wasabi Power Battery for Sony NP-FW50 (Compatible with ZV-E10, Alpha a7, a7 II, a7R, a7R II, a7S, a7S II, a5000, a5100, a6000, a6300, a6500, NEX-5T, Cyber-Shot DSC-RX10 III and More) :
Amazon.com: Otech Battery Compatible for Sony Alpha 57 : Cell Phones & Accessories
Amazon.com : Sony Alpha SLT-A57 16.1 MP Exmor APS HD CMOS Sensor DSLR with Translucent Mirror Technology and 3D Sweep Panorama (Body Only) (OLD MODEL) : Slr Digital Cameras : Electronics
BM Premium NP-FM500H Battery and Charger for Sony Alpha SLT-A500, SLT-A550, SLT-A560, SLT-A580, SLT-A700, SLT-A850, SLT-A900 DSLR Cameras - Walmart.com
BP Replacement 2 Pack NP-FH50 Batteries & Charger for Sony Cyber-Shot DSC-HX1, DSC-HX100V, DSC-HX200V, HDR-TG5V, Alpha DSLRA230, DSLRA290, DSLRA330, DSLRA380, DSLRA390 Digital Camera - Walmart.com
Sony SLT-A57 In-Depth Review: Digital Photography Review
BM Premium NP-FM500H Battery and Charger for Sony Alpha SLT-A500, SLT-A550, SLT-A560, SLT-A580, SLT-A700, SLT-A850, SLT-A900 DSLR Cameras - Walmart.com
Battpit: Digital Camera Battery Replacement for Sony SLT-A57 (1700 mAh) NP-FM500H 7.2 Volt Li-ion Digital Camera Battery - Walmart.com
Kastar 4-Pack Battery NP-FM500HN and LTD2 USB Charger Compatible with Sony DSLR-A200, α200, Alpha A200, DSLR-A200, DSLR-A200K, DSLR-A200W, α300 α500 α700 α850 α900 α57 α58 α65 α68 α77 α99 Camera - Walmart.com
Amazon.com : Sony Alpha SLT-A57K 16.1 MP Exmor APS HD CMOS Sensor DSLR with Translucent Mirror Technology, 3D Sweep Panorama and 18-55mm Zoom Lens : Slr Digital Cameras : Electronics
Amazon.com : BM Premium 2 NP-FW50 Batteries for Sony A6100, DSC-RX10 IV, DSC-RX10 III, DSC-RX10 II, DSC-RX10, Alpha 7, Alpha 7R, a7, a7R, a7R II, a7S, a7S II, a3000, a5000, a5100, a6000,
Amazon.com : Kastar Replacement Battery for Sony NP-FM500H Infolithium M and Sony Alpha A900 A57 SLT-A57 A58 SLT-A58 A65 SLT-A65 A68 SLT-A68 ILA77 SLT-A77 II ILCA-77M2 A99 II SLT-A99 II ILCA-99M2 Digital
Sony Alpha A57 SLT Digital SLR Review | ePHOTOzine