HQRP AC Power Adapter Kit for Canon ACK-E4 ACKE4 fits EOS-1D Mark III, EOS-1Ds Mark III, EOS-1D X, EOS-1D C, EOS-1D Mark IV Digital Camera, DR-E4 LP-E4 NP-E3 + Euro Plug Adapter HQRP&reg; AC Adapter and DC Coupler plus HQRP&reg; Euro Plug Adapter; Allows the Camera to Draw Power Directly from an AC Power Source; Includes DR-E4 Coupler (replacement) to Fit in Place of Canon LP-E4 Battery; Safety Features: High Efficiency and Reliability; Automatic Overload cut-off; Compatible with Original AC Power Adapter Kit; 1 Year warranty!