About this item The DR-E18 dummy battery suit for LC-E17 LC-E17E Camera Battery. [DR-E18 Dummy Battery Kit] This kit is a tool designed for long-time video record, Ideal for live streaming, vlogging, recording plant growth, recording parties such as Christmas parties, birthday parties, weddings etc. [LP-E17 dummy Battery Installation Steps:] Remove the Canon LP-E17 LPE17 original battery, Replace with DR-E18 DRE18 dc coupler, and cover the Canon camera battery compartment cover, Connect the External power adapter, then Connect the ac power outlet. Please must to be full close the camera battery compartment door, otherwise the camera cannot be started. [WARM TIPS:] The Power Adapter NOT FIT for Canon EOS T7 T6 T5i T4i T3i.