Installing electrical items on an adventure vehicle can enhance its functionality and convenience. Some popular options include installing a solar panel system, which can provide a source of power while on the road. Another option is installing an inverter, which can convert the battery's power to AC power and run appliances or other electrical devices. Installing a battery management system can also help to optimize the battery's charge and discharge cycles, and extend its lifespan. Additional options include installing LED lighting, a portable generator, or a 12V fridge. It's important to make sure the electrical items you choose are compatible with your vehicle and that the installation is done by a professional to ensure the safety and proper function.