Setting up Dependency Injection for Windows Universal Platform using Autofac - Step 2 - Extrat interface

ISparkFunWeatherSheild.cs

using System.Threading.Tasks;

namespace SparkFun
{
    internal interface ISparkFunWeatherSheild
    {
        float Humidity { get; }
        float Temperature { get; }
        Task<bool> Setup();
    }
}