RC301-DC0 for nikon Small shutter release button device. (5M/196.8inches) 1)Support Features: Photos,focus ,Video(To set the camera ) 2)Applicable camera model;for NK -D850,D810,D800E,D800,Z8,Z9 d4... 3)Some cameras can use the video function after setting the camera. Respectively Set the camera - "Shutter Line Settings" - REC, you can control the recording of video 4) No batteries, powered by the camera 5)Not BULU Lock function, to keep holding to achieve burst / bulu 6)The remote control button replaces the camera shutter button. 7)ling long:500cm/90g ,30cm/10g 8)Set the camera's video shooting function: Pull the "LV" in the lower right corner of the camera to the video symbol, and then enter the menu (MENU), "Custom Settings Menu" -f Control - Select the "Camera" icon - Shutter Release button - Record video. ( menu, point - custom - animation - specify shutter release button - animation recording. ) 9)D800 D810 D850 Z8 Z9 The shutter socket of the camera is in the same direction as the camera lens, with a large circular port of 11pin Specifications: 1) Product size: about 4cm * 2cm * 1cm 2) No battery required, controlled by camera power 3) Function is equivalent to the shutter button on the camera body 4) The use of electronic buttons, feel the level of clear Product Details Manufacturer DYTDIEYINGTU Model RC301-DC0 NK 196.8in/5m Color black Quantity 1 Weight 82 g