1mm (19-gauge) thickness stainless steel. Four-speed Gesture Sensing Touch Control Switch Panel with 1-15m adjustable timer and remote control. Two Pcs 3w LED lights (adjustable brightness) and Two pcs stainless steel washable baffle filters. 900 CFM large airflow with good balance fans. 6 round exhaust duct vent (Capable of Vent-less or recirculation Operation, Charcoal Included). Free replacement of motor within 10 years, free replacement of switch control and LED light within 5 years. Four-speed Gesture Sensing Touch Control Switch Panel. 6 DIAMETER BY 78.7 LENGTH FLEXIBLE ALUMINUM DUCT VENT HOSE. 900CFM powerful airflow capacity, 19-gauge brushed stainless steel. 19.7in+19.7in length adjustable chimney duct. 2pcs 3W bright LED lamp on the front corner (adjustable brightness). 1-15 minutes adjustable timer. 2PCS dishwasher-safe, stainless steel baffle filters. Noise levels: Low speed: 40 db., high speed: 65 db.. Duct Size: 6 diameter on top. Voltage: 120V / 60Hz. Dimensions: 29.5w x 19.68d x 51.1h inches.. Certification: ETL CETL Compliance with the US and Canada Safety Standards