Tiffcofio MH-012A
TiFFCOFiO Indoor Mechanical Timer Outlet
Model MH-012A User Manual
Introduction
Thank you for choosing the TiFFCOFiO Indoor Mechanical Timer Outlet, Model MH-012A. This device is designed to automate the operation of your indoor electrical appliances, such as lamps and other devices, by turning them ON and OFF at pre-set times. Please read this manual carefully before use to ensure proper operation and safety.
Important Safety Instructions
- For indoor use only. Do not expose to rain or moisture.
- Do not exceed the electrical ratings of the timer. Refer to the specifications section.
- Ensure the timer is securely plugged into a grounded outlet.
- Do not use with appliances that could cause a hazardous condition if left unattended, such as heating appliances.
- Keep children away from the timer.
- Do not disassemble or attempt to repair the timer. Contact customer support if service is required.
- Unplug the timer from the wall outlet before cleaning. Clean only with a dry cloth.
Product Overview
The TiFFCOFiO Indoor Mechanical Timer Outlet features a simple design for easy programming and control of two devices simultaneously.

Figure 1: Front view of the TiFFCOFiO Indoor Mechanical Timer Outlet, showing the dial, pins, and manual override switch.
Key Components:

Figure 2: Detailed view highlighting the timer's programmable pins, slide switch, and dual grounded outlets.
- Timer Dial: Rotates clockwise to indicate time.
- Programmable Pins: Small segments around the dial. Each pin represents 30 minutes. Pushed down = ON, Pulled up = OFF.
- Manual Override Switch: Allows you to bypass the timer settings.
- Grounded Outlets: Two outlets for connecting appliances.
- Current Time Arrow: Indicates the current time on the dial.
Setup
- Unpack: Carefully remove the timer from its packaging.
- Plug In: Insert the timer into a standard 3-prong grounded wall outlet.
- Connect Appliances: Plug the appliance(s) you wish to control into the two grounded outlets on the timer. Ensure the appliance's power switch is in the ON position.
Operating Instructions
1. Setting the Current Time
- Rotate the entire timer dial clockwise until the current time aligns with the arrow indicator on the front of the timer.
- The dial is marked with 24 hours (1-12 for AM, 1-12 for PM). Ensure you set the correct AM/PM time.
2. Programming ON/OFF Times
The timer allows for up to 48 ON/OFF settings within a 24-hour period, with each pin representing a 30-minute interval. The settings will repeat daily.

Figure 3: The timer dial with pins, illustrating the 24-hour programming capability with 30-minute intervals.
- Identify ON/OFF Periods: Determine the specific times you want your appliance to turn ON and OFF.
- Set ON Times: Push down the pins corresponding to the time periods when you want the appliance to be ON.
- Set OFF Times: Pull up the pins corresponding to the time periods when you want the appliance to be OFF.
- Example: If you want an appliance to turn ON at 8:00 PM and turn OFF at 11:00 PM, push down all pins between 8 PM and 11 PM. All other pins should remain in the UP position.
3. Using the Manual Override Switch
The manual override switch is located on the side of the timer. It has two positions:
- Timer Mode (Clock Icon): When the switch is in this position, the timer will operate according to your programmed ON/OFF settings.
- Always ON Mode (Light Bulb Icon): When the switch is in this position, the connected appliances will remain ON continuously, overriding any programmed settings.
To return to programmed operation, slide the switch back to the Timer Mode (clock icon) position.
Typical Applications
The TiFFCOFiO Indoor Mechanical Timer Outlet is versatile and can be used for various indoor applications:
- Lighting: Automate lamps, accent lighting, or holiday decorations to turn ON and OFF at specific times, enhancing security and convenience.
- Small Appliances: Control fans, humidifiers, or other small electronic devices.
- Grow Lights: Maintain consistent light cycles for indoor plants.

Figure 4: Examples of how the timer can be used with different indoor appliances.

Figure 5: The timer automating holiday decorations, such as Christmas tree lights.
Maintenance
The TiFFCOFiO Indoor Mechanical Timer Outlet requires minimal maintenance.
- Ensure the timer is unplugged from the wall outlet before cleaning.
- Wipe the exterior with a soft, dry cloth. Do not use liquid cleaners or abrasive materials.
- Keep the timer free from dust and debris to ensure proper ventilation.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Appliance does not turn ON/OFF at programmed times. |
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| Timer dial is not rotating. |
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| Appliance remains ON continuously. |
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Product Specifications
| Feature | Detail |
|---|---|
| Brand | Tiffcofio |
| Model Number | MH-012A |
| Type | Indoor Mechanical Timer Outlet |
| Outlets | 2 Grounded Outlets |
| Programming | 24-hour cycle, 48 ON/OFF settings (30-minute intervals) |
| Certifications | ETL Listed |
| Product Dimensions | 2.54 x 7.62 x 6.35 cm |
| Item Weight | 109 g |
| UPC | 797442685819 |
Warranty and Customer Support
The TiFFCOFiO Indoor Mechanical Timer Outlet comes with a 2-year warranty. For any questions, technical assistance, or warranty claims, please contact TiFFCOFiO customer support. Our professional and reliable after-sales service team is available to assist you.
Please refer to your purchase documentation for specific contact information or visit the official TiFFCOFiO website.