The Canon DRE10 DC Coupler is for operating your camera on mains power 240V AC instead of using battery power and must be used in conjunction with the CA-PS700 Compact Power Adapter (sold separately). Note that the DRE-10 is a replacement item that is already included in the ACKE10 AC Adapter Kit (sold separately).

Compatible with the following Canon DSLR cameras:
EOS 1100D