Using Mixtile GENA is quite simple. First, connect it to your iPhone or iPad. It will automatically sync all the notifications without you needing to install an app. You can then start using it to control music and take photos on your iOS device. If you're a developer, use the JavaScript API to create your own apps. To create other devices like a smart watch or an activity tracker, you can add accessories to GENA or embed it in other gadgets. When it comes to charging, just use any standard micro - USB cable to connect it to a power source. Remember, keep it away from extreme temperatures and moisture. If you want to clean it, use a soft, dry cloth. With proper care, GENA will serve you well for a long time.