| SIGMA EM-140 DG Macro Flash for Canon Compatibility: Canon-ETTL/ETTL II Guide Number: 46 ft, 14m ISO100 (full power) Power Source: 4 AA type Ni-MH, NiCd or Alkaline batteries Dimensions: Flash unit 5.0 x 5.1 x 1.2 / 126.6 x 128.8 x 30.5mm Controller 73.0 x 5.4 x 3.2 / 6.7 x 136.2 x 82.4mm Weight: 430g /15.2 oz. (without batteries) |
