Shutter Release Button:Remote shutter release Halfway pressing for auto-focus; complete pressing for taking pictures,humanized backlight design allows you to view the LCD screen in the dark ,powered by 2 AAA Alkaline batteries (not included) | The Intervalometer remote support Single shooting, Continuous Shooting, Delay Shooting, Timer Planning Shooting and Interval Shooting | The timer remote Control can be set anywhere from 1 sec. to 99 hrs., 59 min., 59 sec.Number of shots can be set from 1 to 399; Double dash ( - - ) unlimited. A locking two stages shutter button (BULB) | ANTI-SHAKE:through the cable release control B door open/close, avoid vibration caused by pressing the camera shutter, reduce the body shake to meet your daily shooting of various scenes, such as starry sky, night scenes, still life, close-up, macro, long exposure, etc. | Compatible with Nikon Df, Z7, Z7 II, Z6, Z6 II, Z5, D750, D780, D7500, D7200, D7100, D7000, D5600, D5500, D5300, D5200, D5100, D5000, D3300, D3200, D3100, D610, D600, D90, COOLPIX A, COOLPIX P1000, COOLPIX P7700, COOLPIX P7800, COOLPIX P950