Timer Remote JJC TM-A replaces Canon TC80N3 for EOS 20D, 30D, 40D, 50D, 5D, 5D MK II MKIII, 6D, 7D, 1D, 1D MKII, MKIII, MK IV UVA (Electronics)
Ok for this price in any case. After many reviews Dier contact with the plug was objected, I was skeptical. But I have been pleasantly surprised, the plug is well fed and there are no loose contacts or the like.