Viltrox JY120-C3 Wireless Remote Shutter Release Control for Canon EOS Camera 1DX 5DS 5DS R 5DMK III 6D 7D II 7D 5D MK II 5D3 5D2 Wirelessly Trigger Your Camera's Shutter Working Distance of 100 Meters.Energy Saving Design, Long Working Hour Wireless shutter remote control with a single shot, time-lapse photography and Bulb function. Operating frequency of transmitter:2.4MHZ. You can switch to a different type of shutter cable as follows to control different camera models of different brands.