To provide the "deep guide" you’re looking for, I need a little more context. Could you clarify if this relates to one of the following?
An typically refers to a compact, 4-inch (or similar scale) high-definition projector that connects to your vehicle's OBD2 or EUOBD port. These devices take real-time data from your car's engine control unit (ECU) and reflect it onto the windshield or a dedicated transparent panel, creating a "floating" image in front of the driver. Core Features and Capabilities hd4hud
It is possible that:
Quick integration example (Node adapter): To provide the "deep guide" you’re looking for,