You provably already know that if you want to extend the life of your Xpece Waterproof Fishing Drone, it is very important that you clean it well before you store it. Wipe all the sand off, clean the carrying case inside so that sand doesn't get into the components.
If you do a lot of water landings, you should change the membrane every six months. This video shows you how to change it in just a few minutes.