Feature:1. The remote control shutter release cable is an effective tool to prevent vibration during long exposure, closeup (macro) or continuous shooting.2. Half press the shutter release button of the remote control cable for auto focusing and metering.3. The shutterrelease button lock can be used for longexposure shooting and continuous shooting.4. Press the button completely to shoot.5. Suitable for Canon EOS 50D 40D 30D 20D 10D d60 d30 5d Mark II 5d 1Ds 1D.Specification:Condition: 100% brand newItem type: Shutter Release Remote ControlMaterial: Plastic + MetalColor: As picture shownOpening length: Approx. 1m/3.3ftWeight: Approx. 46g Suitable for Canon EOS 50D 40D 30D 20D 10D d60 d30 for 5d for Mark II for 5d 1Ds 1D..Package List:1 x Shutter Release Remote ControlNote:There is slight error in manual measurement, please refer to the actual situation.