MA series have 17 models, they can compatible with:CANON,NIKON,OLYMPUS,SONY,PANASONIC,PENTAX,SIGMA,MINOLTA,SAMSUNG,CONTAX,FUJIFILM,KODAK etc cameras. Model MA-M Standard Length 90 cm 1pc/gift (6.6 x 2.5 x16.5 cm) Gross Weight 51g Material ABS Warranty One year warranty Compatible with remote switch model: Nikon MC-DC2   D90 D600 D610 D750 D3100 D3200 D3300...