Skywatcher AP-R1N Electronic Shutter Release Cable: The release cable allows the users to attach SLR camera to the Sky-Watcher AllView multi function computerised mount. The cable is compatible with Nikon D3, D3S, D3X, D200, D300, D300S and D700 digital cameras and offers a easy attachment and removal. The shutter release cable is an essential accessory for comfortable astro-graphy and can be used exclusively for use with only Sky-Watcher AllView multi function computerised mount. The cable is available in black color to match with the mount and camera. The release cable is a low cost accessory with great advantage.