Amazon.com : DSTE Replacement for 2X NP-FM500H Battery + DC01 Travel and Car Charger Adapter Compatible Sony Alpha SLT A58 A57 A99 A77V A77II A350 A450 A500 A700 Alpha a99 II CLM-V55
NP-FM500H Battery for SONY Alpha a58 a68 a77 II M2 a850 a99 ILCA-77 77M2 77M2Q | eBay
P-Tap to Sony (a77 II, a99 II, a68) Dummy Battery | Anton Bauer
Amazon.com: Synergy Digital Camera Battery, Compatible with Sony Alpha a77II Digital Camera, (Li-Ion, 7.4V, 1700 mAh) Ultra High Capacity, Replacement for Sony NP-FM500H Battery : Electronics
Amazon.com: Kastar Camera Battery Replacement for Sony NP-FM500H Battery and Sony Alpha A850 A900 A57 A58 A65 SLT-A65 A68 SLT-A68 ILCA-68 A77 II SLT-A77 II ILCA-77M2 Alpha A99 II SLT-A99 II CLM-V55