Included with your M series camera was an AC adapter or AC adapter with USB cable. Use these to charge the battery while it is in your camera. Some models are charged by plugging the camera into an electrical outlet, others, by connecting to the USB port on your computer. Please review the User Guide for your camera. Please note. to properly charge, make sure your battery is installed correctly. The gold battery contacts need to match up with the gold contacts inside the battery compartment. The camera charging light indicates when the battery is charging properly. If you have lost your User Guide, Go to to view or download a replacement. If you have lost your adapter or want to see other charging options that are compatible with yor camera, go to www dot kodak dot com slash go slash accessories.