The De’Longhi 1500W Dragon 4 Oil Column Heater gives long-lasting and uniform warmth, thanks to the long thermal inertia of the oil inside the unit. Its silent heating spread throughout your room. Mechanical controls Mechanical room thermostat For rooms up to 45m³ 24 hours programmable timer Pre-assembled folding castors Long-lasting heat The heated oil inside maintains its temperature to give you long-lasting heat. Even after the unit is switched off, the oil continues to release heat for a while. Chimney design The unique chimney design with special coil fins provides rapid hot air flow that quickly warms up a room for even and consistent heat distribution. Adjustable knobs The adjustable knobs allow you to easily set the desired room heat, providing total control over temperature, power and timer. Easy to move Ready to use with no assembly required. Extremely easy to move from one room to another thanks to the innovative pre-assembled folding.