Compatible Cameras: Nikon D90, D600, D610, D3100, D3200, D5000, D5100, D5300, D5500, D5200, D7000. This cable can be used with any Nikon camera that uses the Nikon MC-DC2 remote cord. Cable Length: 3m - 1m Camera Side, 2m RCA side NOTE: When using the Shutter Switch with StackShot use Sleep position. For more information please visit here. Touch the monitor to focus on the selected subject. You can also focus using the AF-ON button or by pressing the shutter-release button halfway. AF-F: Full-time-servo AF: For moving subjects. The camera adjusts focus continuously until you touch the monitor or press the shutterrelease button halfway.