Theelectronic switch is for range hood, we can change the design for you according to your requirement.They have all kinds of function for the range hood. And the operation is very simple and intelligent. Also as you see our products are nice looking and good quality. And we will always keep the trend of the international fashion. Electronic switch: Display: several display patterns for your choice. LED, digital LED color screen, LCD display, two segment digital tube, four segment digital tube, VFD screen Operation pattern: touch switch button, sensor switch, tact switch, potentiometer etc. Main functions (We will provide our instruction book for your reference ) 1. standby mode(Suspend Mode ) 2. Illuminance function is available 3. Three working speed for your choice: slow, middle and quick 4. delay shutdown function, you can set the delay time as you need. 5. Every button press with sound notes 6.Over currency and overvoltage protection 7. Leakage protection 8. With remote control Power supply Voltage: different voltage according to different country Plug: Standard or to order The Mounting dimensions are subjected to be changed as per your reqesting The functions are subjected to be changed according to your requirement Design and OEM service offered.