Key features and components of Azure Spring Cloud include:

1. Managed Service: Azure Spring Cloud is a fully managed service, which means Microsoft takes care of the underlying infrastructure, patching, scaling, and monitoring. This allows developers to focus on building and deploying applications without worrying about server management.

2. Spring Boot Integration: Azure Spring Cloud is optimized for running Spring Boot applications, which are Java-based and provide a robust foundation for building microservices. Developers can write Spring Boot apps and easily deploy them to the platform.

3. Spring Cloud Integration: Azure Spring Cloud integrates with the Spring Cloud ecosystem, including components like Spring Cloud Config Server for centralized configuration management and Spring Cloud Service Discovery for service registration and discovery.

4. Auto Scaling: The platform supports auto-scaling, allowing applications to automatically adjust their resource allocation based on traffic and load. This helps ensure optimal performance and cost efficiency.

5. Service Binding: Azure Spring Cloud supports service binding, allowing Spring applications to easily connect to and consume other Azure services like Azure Database for MySQL, Azure Cache for Redis, and Azure Service Bus.

6. Security: Azure Spring Cloud offers security features such as Azure Active Directory integration, role-based access control (RBAC), and managed SSL certificates for securing applications.

7. Observability: The platform provides built-in monitoring and observability through Azure Monitor and Application Insights. Developers can gain insights into application performance and troubleshoot issues effectively.

8. CI/CD Integration: Azure Spring Cloud seamlessly integrates with Azure DevOps and popular continuous integration/continuous deployment (CI/CD) tools, making it easy to set up automated deployment pipelines for Spring applications.

9. Support for Multiple Languages: While Azure Spring Cloud is optimized for Spring Boot applications, it also supports other languages and frameworks running on the JVM, such as Kotlin.