1. Product Overview
The AcuRite Indoor Digital Thermometer & Hygrometer (Model 00325) provides accurate indoor temperature and humidity readings. This device is designed to help monitor environmental conditions in various indoor spaces, offering a clear display of current measurements and daily high/low records.

Image 1.1: Front view of the AcuRite Indoor Digital Thermometer & Hygrometer, displaying temperature and humidity readings along with high/low records and a comfort level indicator.
Key Features:
- Reliable and Accurate Readings: Provides quick measurements for both temperature and humidity.
- Multiple Placement Options: Features a sleek tabletop design and a magnet for easy placement.
- Humidity Comfort Level Icon: Indicates proper indoor humidity levels.
- Simple, Easy-to-Read Display: Offers a clear snapshot of current conditions.
- Daily High and Low Records: Tracks the highest and lowest indoor temperature and humidity levels over a 24-hour period.
2. Setup and Installation
2.1 Battery Installation
- Locate the battery compartment on the back of the unit.
- Remove the battery compartment cover.
- Insert one (1) AA alkaline battery, ensuring correct polarity (+ and -).
- Replace the battery compartment cover securely.

Image 2.1: Rear view of the device, highlighting the battery compartment and the integrated magnet for mounting.
2.2 Placement Options
The AcuRite Digital Thermometer & Hygrometer offers versatile placement options:
- Tabletop: Utilize the integrated stand for placement on any flat surface.
- Magnetic Mounting: The unit features a magnet on its back, allowing it to be attached to metallic surfaces such as refrigerators.

Image 2.2: The AcuRite thermometer mounted magnetically on a refrigerator door, demonstrating a common placement option.
For optimal accuracy, place the unit away from direct sunlight, heat sources (e.g., heating vents, appliances), and areas with high airflow (e.g., near open windows or fans).
3. Operating Instructions
3.1 Display Overview
Upon battery installation, the unit will power on and begin displaying current indoor temperature and humidity. The display includes:
- Current Indoor Humidity: Shown as a percentage (%).
- Current Indoor Temperature: Shown in degrees Fahrenheit (°F).
- Daily High/Low Records: The highest and lowest temperature and humidity recorded within the last 24 hours are displayed next to the current readings.
- Humidity Comfort Level Indicator: A house icon with "OK" indicates a comfortable humidity range.

Image 3.1: Detailed view of the digital display, illustrating current humidity (32%), high/low humidity (34% hi, 30% low), current temperature (71°F), and high/low temperature (73°F hi, 68°F low), along with the 'OK' comfort indicator.
3.2 Temperature Unit Selection
Refer to the device's physical buttons, typically located on the back or side, to switch between Fahrenheit (°F) and Celsius (°C) temperature units, if available.
4. Maintenance
- Cleaning: Wipe the unit with a soft, damp cloth. Do not use abrasive cleaners or solvents, as they may damage the display or casing.
- Battery Replacement: Replace the AA battery when the display appears dim or stops functioning.
- Storage: If storing the unit for an extended period, remove the battery to prevent leakage.
5. Troubleshooting
- No Display or Intermittent Readings:
- Ensure the battery is installed correctly with proper polarity.
- Replace the battery with a fresh AA alkaline battery.
- Inaccurate Temperature/Humidity Readings:
- Verify the unit is placed away from direct sunlight, heat sources, or strong drafts.
- Allow the unit to stabilize for at least 20 minutes after initial setup or relocation to a new environment.
6. Specifications
| Feature | Detail |
|---|---|
| Brand | AcuRite |
| Model Number | 00325 |
| Product Dimensions | 2.5" W x 3" H x 1.3" D |
| Item Weight | 3.04 ounces |
| Battery Type | 1 AA Alkaline battery (required) |
| Mounting Type | Tabletop, Magnetic |
| Operating Humidity Range | 20-95% RH |
| Upper Temperature Rating | 122°F |
| Temperature Accuracy | ±1°C |

Image 6.1: Product dimensions, showing the unit is approximately 3 inches high and 2.5 inches wide.
7. Warranty Information
The AcuRite Indoor Digital Thermometer & Hygrometer (Model 00325) is covered by a 1-year limited warranty from the date of purchase. This warranty covers defects in material and workmanship. For full warranty details and claims, please refer to the official AcuRite website or contact customer support.
8. Customer Support
For additional assistance, product information, or to register your product, please visit the official AcuRite website at www.acurite.com. You may also find frequently asked questions and troubleshooting guides on their support pages.





