Your NP-FM500H battery will fit these Sony cameras -
for Sony a200 a300 a350 a700 Alpha a58 Alpha a99 DSLR-A100 DSLR-A100/B DSLR-A100H DSLR-A100K DSLR-A100K/B DSLR-A100W DSLR-A100W/B DSLR-A200 DSLR-A200K DSLR-A200W DSLR-A200WB DSLR-A300 DSLR-A300K DSLR-A300K/N DSLR-A300X DSLR-A350 DSLR-A350B DSLR-A350H DSLR-A350K DSLR-A350X DSLR-A450 DSLR-A450L DSLR-A450Y DSLR-A500 DSLR-A500B DSLR-A500L DSLR-A500Y DSLR-A550 DSLR-A550B
Copied from Amazon, sorry for large font.
Hope that helps
for Sony a200 a300 a350 a700 Alpha a58 Alpha a99 DSLR-A100 DSLR-A100/B DSLR-A100H DSLR-A100K DSLR-A100K/B DSLR-A100W DSLR-A100W/B DSLR-A200 DSLR-A200K DSLR-A200W DSLR-A200WB DSLR-A300 DSLR-A300K DSLR-A300K/N DSLR-A300X DSLR-A350 DSLR-A350B DSLR-A350H DSLR-A350K DSLR-A350X DSLR-A450 DSLR-A450L DSLR-A450Y DSLR-A500 DSLR-A500B DSLR-A500L DSLR-A500Y DSLR-A550 DSLR-A550B
Copied from Amazon, sorry for large font.
Hope that helps