Open-Box, new item (tested) Quiet DC motor: The DC motor delivers ultra-powerful air movement with whisper-quiet performance.With ETL certification, 80% more energy-efficient than AC ceiling fans. Airflow can be up to 5853cfm. Dimmable 24W led kit: The colour of the LED can be changed to warm white (3000K), cool white (5700K) and full light (8700K). The light iwith 1148 lumen, great in terms of sufficient light and low-energy efficiency, the fan or light also can switch on separately. Reversible rotation: Silent motor delivers ultra-powerful airflow with quiet performance, and change the direction from downdraft mode during the summer to updraft mode during the winter and reduce energy costs. Easy to install: Include 15cm/25cm downrod optional for most low/medium/high ceilings.With its powerful airflow and 132CM dimensions large design, perfect for bedrooms, bedroom, dining room, foyer, patios sunrooms.