The TC-80N3 is a remote switch has a self-timer, interval timer, long-exposure timer, and exposure-count setting.
The TC-80N3 has a dial which allows you to easily enter the number settings. It also has an LCD display that can be illuminated.
Compatible with: EOS 3, D2000, EOS 1v/1v HS, D30 and D60, 7D, 6D, 5D, 5DMKII, 5DMKIII, 1D, 1Ds, 1Dx