Wide Compatibility: Our diesel parking heater is compatible with RVs, trucks, SUVs, vans, tents, and garages. It performs well below 9,842 ft elevation, making it ideal for both everyday use and winter adventures Dual Control Options: This diesel fuel heater allows you to easily adjust temperature (46.4–96.8℉) using the LCD screen or remote control from up to 98 ft away. Preheat before driving to reduce cold starts and energy load Security Features: This diesel air heater features exhaust pipe heat sleeve to reduce floor damage risks. The sealed fuel cap ensures secure long-term use. Built-in protections include overheat shutoff (≥536℉), reverse polarity, and overvoltage Fuel Efficient: This portable diesel heater features a quiet, energy-saving fuel pump and burns 0.04–0.1 gal/h with over 90% efficiency. The 2.6 gal fuel tank supports all-night heating without refueling, reducing fuel use and energy waste Fast Heating: Our 8KW diesel heater heats spaces of 108–161 ft², reaching up to 210℉ in 5 minutes and creating a comfortable vehicle interior in 10 minutes. It works with 12V/24V rated voltage