2.4g wireless trigger: 16 channels give you ability to avoid interference from other users; flash sync speed up to 1/200 seconds; operating trigger distance: 25 meters; not support ttl/hss mode
dual-function shutter release: half press the trigger button to automatically focus; full press the trigger button to trigger the shutter and start shooting mode
great compatibility: compatible with sony a9ii a9 a7riv a7riii a7rii a7r a7iii a7ii a7 a7sii a7s a6600 a6500 dslr cameras
3-in-1 functions remote trigger: (1) it can be used as the wireless synchronous trigger studio strobe flash, such as neewer n-250w, n-300w, s-400n, q-600n flash; (2) it can be used as wireless trigger speedlite flash; (3) it can also be used as wireless camera shutter release
necessary for shooting effect: specially necessary and favorable to eliminate vibrations caused by physically pressing the shutter release to get pictures with higher quality; release shutter to take long exposure photography, macro photography or wildlife photography.