The AKDY 198KZ4 stainless steel wall mount range hood operates on 120 volt electrical systems at 60 Hz and is ETL Certified for US amp; Canada electrical safety. The AKDY 198KZ4 stainless steel wall mount range hood offers both 30", 36" and convertible to ductless. 198KZ4 has a telescopic chimney and is ideal for 8-8.5 foot ceilings. The fan offers three different speeds, and has a max airflow rating of 400 CFM. The single chamber ultra-quiet motor has a noise level rating between 35dB (low speed) to 65 dB (max speed). However, the sound absorbing panel is able to reduce the noise level to 55db at max speed. The AKDY 198KZ4 features a touch sensitive control panel with blue LED indicator lights. The 198KZ4 has two 2-watt LED lights that provide beautiful illumination to your cooktop. The aluminum grease filter is dishwasher safe for cleaning. SPEC: 30" wide installed Dimensions: 29.5" X 19.6" x 16.02"- 32.04" 6" in diameter vertical duct/pipe 400 CFM Noise Level less than 65DB for ultra quiet operation Easy Installation, all parts and accessories included Adjustable telescopic chimney fits 8-8.5' ceilings Features stainless steel filters - dishwasher-friendly, easy to remove 3 years parts warranty 2 x 1.8W LED lights Motor power: 170W Power option: 3 Prong AC Power Cord Portability: stationary Speed settings: 3-speed touch control Range hood venting type: Updraft Clearance, above cook top: 28"-35" Power rating: 120V 60HZ ETL safety approval within US and Canada Ductless installation available with additional carbon/charcoal filters Special Feature: LED light bars Sound absorbing panel