Introducció
This manual provides comprehensive instructions for setting up, operating, and maintaining your Fosmon 7 Day Digital Timer for Electrical Outlets. This programmable timer is designed to automate your electrical devices, helping you save time and energy. It is suitable for various indoor applications, including lamps, grow lights, reptile lights, aquariums, and more.
Please read this manual thoroughly before using the device to ensure proper functionality and safety.
Configuració i configuració inicial
Charging the Backup Battery and Resetting
Before initial use, plug the timer into an electrical outlet for at least 10 minutes to fully charge the internal backup battery. This battery retains your settings during power outages o quan el temporitzador està desendollat.
After charging, use a small, pointed object (like a pin or pen) to press the recessed RESET button. This will clear all previous settings and prepare the timer for configuration.

Imatge: Frontal view of the Fosmon 7 Day Digital Timer, showing its display and buttons, plugged into a wall outlet.
Configuració del dia i l’hora actuals
- Premeu el botó SET i CD buttons simultaneously to select either the 12-hour or 24-hour format for the clock.
- Manteniu premut el botó SET button for 2 seconds. The day indicator will flash. Use the +\ or -\ buttons to select the current day (e.g., Monday, Tuesday).
- Premeu SET to move to the hour setting. Use the +\ i -\ botons per ajustar l'hora.
- Premeu SET to move to the minutes setting. Use the +\ i -\ botons per seleccionar els minuts.
- Premeu SET to complete the time setup.
Guia de vídeo de configuració
Video: "How to Set Up the Fosmon 7 Day Digital Outlet Timer" - This video provides a visual guide for the initial setup, including charging, resetting, and setting the current time and day.
Instruccions de funcionament
Configuració del mode
The timer has three operating modes, which can be cycled by pressing the MODE botó:
- AUTOMÀTIC: In this mode, the timer will follow all programmed ON/OFF schedules.
- ACTIVITAT: The timer is continuously powered on, overriding any programmed schedules.
- DESACTIVAT: The timer is continuously powered off, overriding any programmed schedules.
Programming On/Off Schedules (Up to 10 Programs)
The timer allows for up to 10 individual ON/OFF programs. Follow these steps to set your desired schedules:
- Premeu el botó PROG + button to navigate to the first ON event (e.g., "1-ON").
- Premeu SET. The day indicator will flash. Use the +\ or -\ buttons to select the desired day(s) for this program (e.g., Mon-Fri, Weekend, or all 7 days).
- Premeu SET to set the hour for the ON time. Use the +\ i -\ botons per ajustar.
- Premeu SET to set the minutes for the ON time. Use the +\ i -\ botons per ajustar.
- To set the corresponding OFF schedule, press PROG + to go to the "1-OFF" event. Repeat steps 2-4 to set the OFF time and day(s).
- Continueu prement PROG + to cycle through and program up to 10 ON/OFF events.

Image: Illustration showing two digital timers with their displays indicating programmed ON and OFF times, highlighting the capability for multiple programs.
Canceling On/Off Schedules
To cancel a specific programmed ON or OFF event:
- Premeu el botó PROG + button to navigate to the specific ON or OFF event you wish to cancel.
- Once the event is displayed, press the MODE button. The time display for that event will change to "----:----", indicating it has been canceled.
Setting the Countdown Function
The countdown function allows the timer to turn a device ON or OFF after a preset interval. The interval is memorized for convenience.
- Assegureu-vos que el temporitzador estigui activat AUTO mode.
- Premeu el botó -\ button. The display will show "0:00" and "OFF" will flash.
- Premeu SET. Utilitza el +\ or -\ button to toggle between "ON" (device turns on after countdown) or "OFF" (device turns off after countdown).
- Premeu SET to set the hour for the countdown. Use +\ or -\ per ajustar-se.
- Premeu SET to set the minutes for the countdown. Use +\ or -\ per ajustar-se.
- Premeu SET to set the seconds for the countdown. Use +\ or -\ per ajustar-se.
- Premeu CD to activate the countdown. The display will show the remaining time.
- Per cancel·lar el compte enrere, premeu CD de nou.

Image: The digital timer displaying a countdown, with a lamp and laptop in the background, illustrating its use for timed operations.
Setting the Random Function
The random function is designed to simulate occupancy, enhancing home security by randomly turning lights on and off. This function operates between 6:00 PM and 6:00 AM, with lights turning on for 10 to 31 minutes randomly.
- Assegureu-vos que el temporitzador estigui activat AUTO mode.
- Premeu el botó RND button. An "R" will appear on the display, indicating the random function is active.
- To exit random mode, press RND again. The "R" will disappear from the display.

Image: A house at night with various lights on, implying the security benefit of the random function to deter intruders.
Manteniment
The Fosmon Digital Timer requires minimal maintenance. Keep the device clean by wiping it with a dry, soft cloth. Do not use liquid cleaners or abrasive materials. Ensure the timer is unplugged before cleaning.
The built-in battery is designed to last for over 100 hours without being plugged in, maintaining your settings. If the screen is blank after being unplugged for a long time, simply plug it in for 10 minutes to recharge the battery.
Resolució de problemes
- Timer screen is blank: Plug the timer into an electrical outlet for at least 10 minutes to charge the internal backup battery. Then, press the RESET button with a pointed object.
- El temporitzador no s'encén/apaga segons la programació:
- Assegureu-vos que el temporitzador estigui activat AUTO mode.
- Verifiqueu que les hores i els dies d'encesa/apagada programats siguin correctes.
- Check if the connected appliance is working correctly when plugged directly into the outlet.
- Assegureu-vos que el temporitzador rebi alimentació de la presa de corrent.
- La funció aleatòria no funciona: Assegureu-vos que el temporitzador estigui activat AUTO mode and the "R" indicator is visible on the display. The random function only operates between 6:00 PM and 6:00 AM.
- Countdown function not working: Assegureu-vos que el temporitzador estigui activat AUTO mode and the countdown has been activated by pressing the CD button after setting the time.
If you encounter persistent issues, please refer to the customer support section.
Especificacions del producte
| Marca | Fosmon |
| Número de model | C-10801FDUS |
| Dimensions del producte | 4.5" de profunditat x 3.8" d'amplada x 1.9" d'alçada (4.5 x 3.8 x 1.9 polzades) |
| Pes | 3.53 unces |
| Material | Plàstic |
| Color | Blanc |
| Voltage/Current/Wattage | 125V/15A/1875W (ETL Certified) |
| Nombre de configuracions | 10 programes ON/OFF |
| Característiques especials | Countdown Timer, Random Function, Built-in Battery Backup |

Image: The digital timer with its dimensions (length, width, height) clearly labeled.

Image: Close-up of the back of the timer, displaying its electrical ratings and ETL certification mark, indicating safety and reliability.
Garantia i Suport
Fosmon products come with a Garantia limitada de per vida. This warranty covers defects in materials and workmanship under normal use. For detailed warranty terms and conditions, please visit the official Fosmon weblloc o contacteu amb el servei d'atenció al client.
Fosmon offers 24/7 Free Customer Support. If you have any questions, require assistance with setup, or experience any issues with your digital timer, please contact our dedicated USA-based customer service team. Contact information can typically be found on the product packaging or the official Fosmon weblloc.
Fosmon is a trusted brand on Amazon since 2007, serving over 100 million satisfied customers. We are a Minnesota Registered Small Business, Federal SAM, and 889 Certified, committed to providing quality products and excellent support.





