High quality, compatible with 12V/24V systems, suitable for 3KW/5KW/8KW applications Quick cabin air preheating after hot start Low power consumption; ideal heating solution for long-term parking (8 watts, equivalent to the energy usage of a standard indicator bulb) Low fuel consumption at 0.1 liters per hour Adjustable cabin temperature settings Wide control range with among the lowest power draw compared to similar market products Stepless adjustment of cabin temperature Reduced noise levels through controlled blower speed management Choice of internal or external installation options Real-time function monitoring capability Color: As shown in photo Material: Plastic + Electronic components Package Includes: 1 x Air Diesel Heater Control Board Note: Other items not included. Lighting and display differences may cause slight color variations between the image and the actual item. Measurement tolerance: +/- 1-3 cm