Canon EOS metal interfaces mouth adjustable aperture AF Macro close-up lap the Ring
Material: Metal Interface， plastic barrel different from similar products on the market snap a better feel.

Diameter: approximately 62MM

Length: three: (1) 12mm (2) 20mm (3) 36mm

Weight: (1) from about 60G (2) about 85G (3) 125G

With instructions in English

Applicable models: Canon EOS Digital SLR cameras and EF mount autofocus lens.

     Automatic close-up trap containing three lengths (respectively 36mm， 20mm and 12mm) different access loop， which could be combined to obtain the desired magnification. These can then circle with the body of TTL metering and AE mode. Autofocus， adjustable aperture. Plus close photo laps later as the linkage between the body and the lens.