JJC MA-N Remote Shutter Release for Samsung EK-GN120 NX300M NX200 NX100 NXF1 (Black) Two stage release button: halfway pressing for auto focus Lock the button for long exposures or continuous shooting Prevents the camera from shaking Standard Length: 90cm Compatible with remote switch model: Samsung EK-GN120 NX300M NX200 NX100 NXF1 NX1 NX MINI Galaxy NX NX30 NX1100 NX2000 NX300 NX1000 NX20 NX210 EX2F