What should I do when a timer switch I try to install requires connecting to a 'neutral' but I see just two wires in the electrical box? If I leave the neutral
![Light between 3 way switches and installation of electronic timer switch - Home Improvement Stack Exchange Light between 3 way switches and installation of electronic timer switch - Home Improvement Stack Exchange](https://i.stack.imgur.com/W5nQw.jpg)
Light between 3 way switches and installation of electronic timer switch - Home Improvement Stack Exchange
![BN-Link 7 Day Programmable in-Wall Timer Switch for Lights, Fans and Motors, Single Pole and 3 Way (Compatible with SPDT) Both Use, Neutral Wire Required, White (Blue Backlight) - Amazon.com BN-Link 7 Day Programmable in-Wall Timer Switch for Lights, Fans and Motors, Single Pole and 3 Way (Compatible with SPDT) Both Use, Neutral Wire Required, White (Blue Backlight) - Amazon.com](https://m.media-amazon.com/images/I/71NlZ8gEuGL._AC_UF350,350_QL80_.jpg)
BN-Link 7 Day Programmable in-Wall Timer Switch for Lights, Fans and Motors, Single Pole and 3 Way (Compatible with SPDT) Both Use, Neutral Wire Required, White (Blue Backlight) - Amazon.com
![Trying to install digital timer to outside lights. Have two switches to control lights. old switch has black (common), Trying to install digital timer to outside lights. Have two switches to control lights. old switch has black (common),](https://ww2.justanswer.com/uploads/MikeG2010/2012-08-17_185619_sun_smart_timer_i.jpg)
Trying to install digital timer to outside lights. Have two switches to control lights. old switch has black (common),
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Amazon.com: THC 15A 30A New Type Din Rail 2 Wire Weekly 7 Days Programmable Digital TIME Switch Relay Timer Control AC 12V 24V 48V 220V 230V (Color : 15A, Size : 1NO1NC
![HVACQuick - How To's - Wiring: 1 fan serving 2 baths with 1 FD60EM timer per bath from HVACQuick.com HVACQuick - How To's - Wiring: 1 fan serving 2 baths with 1 FD60EM timer per bath from HVACQuick.com](https://www.hvacquick.com/howtos/images/howto_wiring_3.gif)
HVACQuick - How To's - Wiring: 1 fan serving 2 baths with 1 FD60EM timer per bath from HVACQuick.com
![Where does the red wire go? Installing a timer switch for bathroom fan. There's a single wire coming out of the wall (one black and white) and it seems the red wire Where does the red wire go? Installing a timer switch for bathroom fan. There's a single wire coming out of the wall (one black and white) and it seems the red wire](https://external-preview.redd.it/where-does-the-red-wire-go-installing-a-timer-switch-for-v0-6Ib93Bri_rTE8fMIIbqx8vI8DJ0EM6ixqmxkUfqyPBA.jpg?width=640&crop=smart&auto=webp&s=d01fd6fca48a450ff8bcd67acb64a2086f5c63ba)