Buy from Amazon.com : http://fave.co/19vIdJT
Dedicated eTTL eTTL2 Off Camera Flash Cord For E-TTL OFF CAMERA FLASH SHOE CORD FOR CANON 580EX
Product Description :
Dedicated eTTL eTTL2 Off Camera Flash Cord For E-TTL OFF CAMERA FLASH SHOE CORD FOR CANON 580EX 430EX EOS ETTL EOS DSLR OC-E3 OC-E3 O7B
