JJC MT-636 Multi-Exposure LCD Timer Remote Switch For Nikon D810 D4s D2H D1x D1h D1 D2x D100 D200 F5 D2Xs D3 D3s D3x D4 D300 D300s D700 D800 F6 F100 F90 F90x Replaces NIKON MC-30/MC-36/KODAK/FUJIFILM You can set the timer delays, multi-exposure times, and intervals up to 99 hours, 59 minutes, 59 seconds in one second increments. MT-636 enables you to select anywhere from one to 999 continuous shots, or you can set the device to take an unlimited number of photos. Enables you to set up to 9 different exposures time in one setting, let you can easy find out which is your best exposure time for your shooting. Give you an audible beep for the last three seconds of a countdown delay or interval. It will also beep to confirm your settings. The beep can be turned off if necessary. Multi-Exposure Timer: up to 9 different exposure timer groups