Works with SeaLife ReefMaster RM-4K underwater camera.  The SeaLife ReefMaster app wirelessly connects the camera to your Android smartphone or tablet and includes the following features: • View pictures and play videos saved in camera’s memory on your smartphone or tablet • Wirelessly download pictures and videos from camera to your smartphone or tablet • Downloaded files are automatically saved to smartphone or tablet Photo Gallery app • Remotely capture pictures and videos • App is maintained