Li-ion Battery for Canon 580EX 580EX-II 550EX EOS-1Ds Mark III 540EZ MR-14EX NEW
Fit to the device models:Canon EOS-1D MarkIII, EOS-1D Mark IV, EOS-1Ds Mark III, 580EX-II, 580EX, 550EX, 540EZ, MR-14EX, MT-24EX, EOS-1D X. Compatible with the battery part numbers:LP-E4.