I would suggest for you to enjoy the show when you first see the Northern Lights and then worry for photographing of them.If you have a professional camera:Please read this article "How to Photograph Northern Lights". If you do not have a professional camera:Android phones: Most android phones have a good camera. Change the camera mode to "Professional" and follow the instructions as if you had a professional camera.Iphone phones: They do not have a good camera, you will have to download an app that will allow you to take pictures in manual mode.Some Iphone users have suggested to download an app called Northern Lights Photo Taker