1,Range Hood Control Panel 2,Three speed 3,110v & 220v for your choice 4, ... button3,110v & 220v for your choice2,Three speed1,Range Hood Control Panel Input Voltage / Frequency220 V 50 Hz / 110V 60 HzSpeedSlow,Middle ... /off, light on/off,motor fast,motor middle & motor slowly. OEM & ODM services offer,we can make changes according to our ...