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Learn to create and use Template Entities in Home Assistant through this 20-minute tutorial that transforms your smart home customization capabilities. Master the Jinja2 templating language with clear explanations and practical examples that demonstrate how to create virtual sensors and entities by pulling data from existing devices. Explore three real-world implementations including unit conversion between measurement systems, creating descriptive sun position entities using attributes, and converting numeric wind bearings into cardinal directions like N, SW, and NE. Discover both UI editor and YAML methods for template creation, understand how to integrate templates into automations and scripts, and learn advanced techniques like defining local variables. Follow along with hands-on examples that show template entities in action on a sample dashboard, complete with step-by-step guidance for adding entity values and reviewing demo templates that you can adapt for your own home automation needs.
