FOTILE EH13 30" Chimney Style Kitchen Range Hood with LED Lights Noise Level 3.03 Sones for Ultra Quiet Operation Electrical Control of 2 speed settings LED lights, energy saving. Noise level will always be contained to a minimum during the extraction process. Chimney Style Only, Can not be installed Under Cabinet Extra-large smoke chamber, hunting cooking fume firmly at the moment of generation Patent clean&amp;clear filter, wide air inlet Patent nautilus air passageway for smoother smoke ejection Patent silent volute for smooth fume intake without turbulence Patent varied &#034;R&#034; turbine system to reduce noise from the source Motor from original manufacturer for quitter and more effective operation <span class="a-text-bold"></span>Gas &amp; Heat Detection: The range hood will be started automatically in case of gas leakage in kitchen to get rid of potential safety hazards Delay function: Delayed stopping of the range hood to fully remove residual smoke after cooking LED Lights: Wider and clearer cooking vision for energy conservation and environment protection