Easy to use - just plug and use
  Shutter release button with lock - for long exposures shooting and continuous shooting
  Halfway pressed button - for auto-focus and exposure metering
  Colour: Black
  Use this shutter release to avoid camera vibration and get sharper pictures. 
  It helps preventing vibration during long   exposures (time-lapse photography), 
  Perfect for Close-Up (Macro photography) or Continuous shooting.  
  Cable total length: about 1m

 Compatible with:
 
  Sony A7, A7 II, A7R, A7S, A6000, RX100 II, RX100 III, NEX-3N, A3000, A5100, PF175, HX300, A58
  Sony Cybershot DSC-RX1R II, DSC-RX10, DSC-RX100 II, DSC-RX100 III, DSC-HX300, DSC-HX400 / HX400V, DSC-HX50 / HX50V, DSC-HX60 / HX60V