Specifications: Approx item size:3.8"x0.7"x1" (9.8cmx1.8cmx2.6cm),Package size:5.3"x2.2"x0.9"(13.4cmx5.7cmx2.4cm),Length of Cord: 31.5" (80cm),Shutter release button: Dual Stage Button (halfway / complete),Button lock: Available, Slide Style Prevent vibration :This remote cord can prevent vibration during long exposures, close-ups or continuous shooting,The shutter release button of this remote cord can be pressed halfway for auto-focus and exposure metering.And the shutter release button lock is available which for long exposures shooting and continuous shooting helpfully Halfway pressed button: The shutter release button of this remote cord can be pressed halfway for auto-focus and exposure metering Shutter release button lock : A shutter release button lock is available which for long exposures shooting and continuous shooting Compatible with: Sony Alpha A7,A7R,A7II,A3000,A5000,A6000, SLT-A58, NEX-3NL, DSC-HX300, DSC-RX100M3, DSC-RX100M2, DSC-RX100II, DSC-RX100III Cameras Length of cord: 90 cm (3 ft. approx.) Shutter release button: Dual Stage Button (halfway / complete) Button lock: Available, Slide Style