iTOMA 915
iTOMA 915 Kids Room Thermometer & Hygrometer User Manual
Model: 915 | Brand: iTOMA
Introduction
The iTOMA 915 is a versatile indoor temperature and humidity monitor designed specifically for children's rooms. It features a clear LCD screen, cute facial expressions that change with temperature, and colorful LED lighting modes to provide an intuitive visual guide to room conditions. This device helps maintain an optimal environment for your child's comfort and well-being.

Figure 1: Front view of the iTOMA 915 device displaying time and a happy facial expression.
Key Features
- Dynamic Color-Changing Temperature Display: The device's backlight changes color to visually indicate room temperature:
- Red: Too Hot
- Orange: Warm
- Yellow: Just Right (Comfortable)
- Blue: Too Cold
- Interactive Facial Expressions: Four distinct facial expressions correspond to temperature ranges, offering an engaging way to understand the room's climate.
- Multiple LED Lighting Modes: Choose from three modes: temperature color consistency, gradient breathing display, and rainbow color cycle, providing a soft glow and comforting atmosphere.
- Accurate Temperature and Humidity Monitoring: Continuously displays indoor temperature and humidity, helping prevent stuffiness or dryness. Supports both Fahrenheit (℉) and Celsius (℃) units.
- Multi-Function LCD Screen: Displays time, temperature, and humidity. Features a 4-level dimmer touch control for adjustable brightness.
- Portable Design: Compact and easy to move, suitable for various indoor spaces.

Figure 2: Overview of the iTOMA 915's core functions: Time, Hygrometer, Temperature, and LED lighting.
Setup Guide
- Unboxing: Carefully remove the iTOMA 915 device from its packaging. Ensure all components are present.
- Power Connection: Connect the provided power cable to the device's power input port (usually located at the back or bottom). Plug the other end into a standard electrical outlet. The device will power on automatically.
- Initial Display: Upon first power-on, the LCD screen will illuminate, displaying the current time, temperature, and humidity.
- Placement: Place the device on a flat, stable surface in the desired room. For accurate readings, avoid placing it near direct sunlight, air vents, or heat sources.

Figure 3: The iTOMA 915 is designed for easy setup and use in a child's environment.
Operating Instructions
Temperature and Humidity Display
The iTOMA 915 continuously monitors and displays the indoor temperature and humidity on its LCD screen. The primary display cycles through time, temperature, and humidity. You can manually switch between these displays using the dedicated button on the device (refer to the button layout in the video below).

Figure 4: The device's LED light changes color to indicate temperature ranges: Blue for cold (<16℃), Yellow for comfortable (16-20℃), Orange for warm (20-24℃), and Red for hot (>24℃).
LED Light Modes
The device offers three distinct LED lighting modes:
- Temperature Color Consistency: The LED light remains a consistent color corresponding to the current room temperature (Blue, Yellow, Orange, Red).
- Gradient Breathing Display: The backlight gently brightens and dims, creating a smooth breathing effect with a variety of colors.
- Rainbow Color Cycle: The LED light cycles through a spectrum of colors, providing a vibrant display.
To switch between LED modes, locate the appropriate button on the device (refer to the operation video for button identification).

Figure 5: Visual representation of Chromatic, Breathing, and Temperature LED modes.
Time Display and Alarm
The iTOMA 915 also functions as a child-friendly clock. The time is displayed prominently on the LCD screen. For setting the time and alarm functions, please refer to the detailed instructions provided in the official operation video below.
Facial Expressions
The device features cute facial expressions that visually communicate the room's temperature comfort level. These expressions change automatically with the temperature, providing an intuitive visual cue for children and parents.
4-Level Dimmer Control
Adjust the brightness of the LCD screen and LED light using the 4-level dimmer touch control. This allows you to set the perfect illumination for day or night, ensuring it's not too bright for sleep.

Figure 6: The iTOMA 915 provides a gentle night light, ideal for a child's bedroom.
Fahrenheit/Celsius Conversion
The temperature display can be easily switched between Fahrenheit (℉) and Celsius (℃). Consult the operation video or the device's physical buttons for the conversion method.
Official Operation Video
For a comprehensive guide on setting up and operating your iTOMA 915, including detailed instructions on time setting, alarm functions, and mode switching, please watch the official video below:
Video 1: iTOMA 915 Operation Video. This video demonstrates the various functions and settings of the iTOMA 915 Kids Room Thermometer and Hygrometer, including how to set the time, switch modes, and understand the temperature indicators.
Maintenance and Care
- Cleaning: Use a soft, dry cloth to wipe the device. Do not use abrasive cleaners, solvents, or harsh chemicals, as these may damage the surface or internal components.
- Avoid Water: This device is for indoor use only and is not waterproof. Do not expose it to water or high humidity environments.
- Storage: When not in use for extended periods, store the device in a cool, dry place away from direct sunlight.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | No power connection or faulty adapter. | Ensure the power cable is securely connected to both the device and the power outlet. Try a different outlet. |
| Inaccurate temperature/humidity readings. | Device placed near heat/cold sources or in direct sunlight. | Relocate the device to a central area of the room, away from windows, vents, or appliances that emit heat or cold. Allow time for readings to stabilize. |
| LED light not changing colors. | Incorrect LED mode selected. | Ensure the device is set to "Temperature Color Consistency" mode. Refer to the operating instructions or video for mode selection. |
| Display is too bright or too dim. | Dimmer setting needs adjustment. | Use the 4-level dimmer touch control to adjust the brightness to your preference. |
Specifications

Figure 7: Product dimensions of the iTOMA 915.
| Attribute | Detail |
|---|---|
| Brand | iTOMA |
| Model Number | 915 |
| Color | Black LCD Display |
| Display Type | LCD |
| Product Dimensions (W x D x H) | 4" x 3.90" x 3.46" (100mm x 99mm x 88mm) |
| Item Weight | 13.4 ounces |
| Power Source | Corded Electric |
| Indoor/Outdoor Usage | Indoor |
| Frame Material | Plastic |
| Alarm Clock | Yes |
Warranty and Support
iTOMA products are manufactured with high-quality standards. For any warranty claims or technical support, please contact iTOMA customer service directly. Details can typically be found on the product packaging or the official iTOMA website.
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