YONGNUO MC-36R/N1 Wireless Timer Remote for NIKON D700 D3s D3x D300S D300 D200 With 2.4GHz frequency working frequency, it reduces interference and grantees high quality photography Time delay: 0s to 99hrs 59min 59s in one-second increments Exposure time: 0s to 99hrs 59min 59s in one-second increments Interval: 1s to 99hrs 59min 59s in one-second increments Number of shots: 1 to 399 (unlimited)