Charging the COOLPIX SQ batteryNo, it is not possible to charge the battery inside the Nikon COOLPIX SQ camera using the EH-61 AC adapter.To charge the battery in the camera use the Nikon COOLSTATION supplied with your camera. The electronics required to charge and monitor the battery are incorporated into the Nikon COOL-STATION base station. It takes around 2 hours to charge an EN-EL2 battery fully while it is in the camera or in the COOL-STATION. Print Share By Email Share By Social Ask A Question FaceBook Twitter