Features and benefits Control button function: supports manual refueling mode, timed operation, or immediate stop with adjustable time setting for flexible heat control. Knob controlled parking warm air unit: manual refueling mode is quick to set by the owner using the knob for fast, simple operation. Preshipment testing: the unit has been thoroughly tested before shipment to ensure reliability and performance. Liquid crystal display: clear, easytoread readouts for status and settings. Userfriendly and versatile: the parking heater controller supports timed operation or stop, and remote control pairing is quick and easy. Key attributes Function: control button with manual refueling mode, timed or stop options, and time setting; knobbased manual mode with quick adjustment. Display: liquid crystal display for easy readability. Compatibility and operation: parking heater controller designed for userfriendly operation with quick remote control pairing. Performance: tested prior to shipment to ensure consistency and reliability. Use scenarios Winter morning preheat: set a timer to start heating 15 minutes before you leave, so the car cabin is warm when you arrive. Short stop in cold weather: use timed or manual mode to maintain cabin warmth during brief errands without leaving the engine running. Long parking sessions: pair the remote control quickly and keep the interior at a comfortable temperature during extended stops.