About This Function: shutter release (single shooting, continuous shooting, bulb exposure, 2 seconds delay) and timer functions (delay timer, long exposure timer, interval timer, setting for the number of exposure and auto bracketing timer). Two Usages: This wireless trigger can be used for wireless or wired shutter release. Half press to auto-focus, fully press to take photo. Two Modes: AODELAN WTR-2 have Shutter release modes and Timer mode. Using 2.4G transmission technology, trigger distance can up to 196 feet. Easy to Use: With LCD display and backlight design, easy to operate on a sunny day or in the dark. It can avoid camera Shake, Ideal for time-lapse photography to record the blooming flowers, sunsets or the night sky, you don’t need to wait for the whole time. Compatible models: Compatible with Nikon Z9, D3, D4, D4s, D5, D6, D800, D850, D800E, D810, D810A, D700, D500, D300, D200, F6, F100, F5, F90X, F90, N90s, D1X, D2H, D3X; Fujifilm S5 Pro, S3 Pro; Kodak DCS-14n Overview Brand : AODELAN Special Feature : Digital Display Max Number of Supported Devices : 1 Compatible Devices : Compatible with Nikon MC-30 shutter cable fit models Connectivity Technology : Radio Frequency