Wireless Shutter Release -Trigger the cameras shutter release remotely from a distance. Operating range- up to 32 ft. | Eliminates vibrations caused by physically pressing the shutter release | It is powered by a CR-2025 3v battery (included). | Sony compatible, replaces Sony RMT-DSLR2, works for taking pictures. 1 Year Replacement Warranty by Foto&Tech. It is for use with the following Sony cameras: Sony A7R IV, A7III, A7R III, A9, A7R II A7 II A7 A7R A7S A6600 A6500 A6400 A6300 A6000, SLT-A99 A77 A65 A57 A55 A33, ILCA-99M2, ILCA-77M2, A900 A850 A700 A580 A560 A550 A500 A450 A390 A380 A330 A290 A230, NEX-7 NEX-6 NEX-5 NEX5T NEX-5R NEX-5N, ILCE-9 7SM2 7S 7RM4 7RM3 7RM2 7R 7M3 7M2 7 6600 6500 6400 6300 6000. | NOT compatible with Sony Cameras without IR sensor: A5000，ILCE-5000，NEX-F3,NEX-3N,NEX-C3a100/a200/a350/a750/a850

Eyecup design for Nikon to prevent light entry due to bulb shutter long exposure | Provides protection for the camera eyepiece and keep the camera viewfinder away from dust | Plastic body cushioned with soft rubber for comfort and protect your eyes | Please refer to the pictures and following list of compatibility to make sure this item is the right one you need before purchase | Compatible with Nikon D2, D3, D3S, D3X, D4, D700, D800, Df and F6