1. Introduktion og overview
This Docooler Wireless Digital Thermometer provides simultaneous display of indoor and outdoor temperatures, along with the current time. It utilizes wireless technology for convenient outdoor temperature monitoring from an indoor receiver. The device records maximum and minimum indoor/outdoor temperatures and offers selectable temperature units (Celsius/Fahrenheit) and time formats (12H/24H).

Image 1.1: Docooler Wireless Digital Thermometer main unit and outdoor transmitter.
2. Produktkomponenter
Pakken indeholder følgende varer:
- Main Temperature Unit (Receiver)
- Trådløs udendørs sender
- Brugervejledning (dette dokument)
Note: 2x AA 1.5V batteries for the transmitter and 2x AAA 1.5V batteries for the main unit are ikke inkluderet og skal købes separat.

Billede 2.1: Forside og bagside view of the main temperature unit.
3. Opsætning
3.1 Batteriinstallation
- For the Main Temperature Unit: Open the battery compartment cover on the back of the main unit. Insert 2x AAA 1.5V batteries, ensuring correct polarity (+/-). Close the cover.
- For the Wireless Outdoor Transmitter: Open the battery compartment cover on the back of the transmitter. Insert 2x AA 1.5V batteries, ensuring correct polarity (+/-). Close the cover.

Image 3.1: Battery compartment of the main temperature unit.

Image 3.2: Battery compartment of the wireless outdoor transmitter.
3.2 Placering
- Main Temperature Unit: Place the main unit indoors on a flat surface using its integrated kickstand or mount it on a wall using the hanging hole. Ensure it is away from direct sunlight or heat sources that could affect indoor temperature readings.
- Wireless Outdoor Transmitter: Place the outdoor transmitter in a sheltered location outdoors, protected from direct rain and sunlight. For optimal wireless signal, ensure it is within 100 meters (unobstructed) of the main unit. Avoid placing it near large metal objects or electrical appliances that may cause interference.

Image 3.3: Diagram illustrating wireless data transmission.
4. Betjeningsvejledning
The main unit features an LCD screen displaying indoor temperature, outdoor temperature, and current time. Control buttons are located below the display.

Image 4.1: Main unit display and control buttons.
4.1 Displayfunktioner
- UDENDØRS: Displays the temperature measured by the wireless outdoor transmitter.
- INDENDØRS: Displays the temperature measured by the main unit's internal sensor.
- TID: Viser det aktuelle klokkeslæt.
4.2 Knapfunktioner
The main unit has several buttons for control:
- SET / ℃/℉: Press to switch between Celsius (℃) and Fahrenheit (℉). Press and hold to enter time setting mode.
- ▲ / MAX/MIN: Tryk for at view maximum and minimum recorded temperatures. Press and hold to clear MAX/MIN records. In time setting mode, press to increase value.
- ▼ / 12/24: Press to switch between 12-hour and 24-hour time format. In time setting mode, press to decrease value.
4.3 Indstilling af klokkeslæt
- Tryk og hold på SET / ℃/℉ trykkes nede i cirka 3 sekunder, indtil timecifrene begynder at blinke.
- Brug ▲ / MAX/MIN og ▼ / 12/24 knapper for at justere timen.
- Tryk på SET / ℃/℉ button again to confirm the hour and move to setting the minutes.
- Brug ▲ / MAX/MIN og ▼ / 12/24 knapper for at justere minutterne.
- Tryk på SET / ℃/℉ knappen en sidste gang for at bekræfte minutterne og afslutte tidsindstillingstilstanden.
5. Vedligeholdelse
5.1 Udskiftning af batteri
When the display becomes dim or readings are inconsistent, it is time to replace the batteries in both the main unit and the outdoor transmitter. Follow the battery installation steps in Section 3.1.
5.2 Rengøring
Tør enheden af med en blød, damp cloth. Do not use abrasive cleaners or immerse the unit in water. Ensure the device is completely dry before re-inserting batteries or operating.
5.3 Opbevaring
If the device will not be used for an extended period, remove all batteries to prevent leakage and store it in a cool, dry place.
6. Fejlfinding
- No outdoor temperature reading or '---' displayed:
- Check if the outdoor transmitter batteries are correctly installed and not depleted.
- Ensure the outdoor transmitter is within the 100m wireless range and there are no major obstructions (e.g., thick walls, large metal objects) between the transmitter and the main unit.
- Try repositioning both units closer to each other.
- Unøjagtige temperaturaflæsninger:
- Ensure both units are not exposed to direct sunlight, heat sources, or extreme drafts.
- Udskift batterierne i begge enheder.
- Tidspunktet er forkert:
- Follow the time setting instructions in Section 4.3 to reset the time.
- Skærmen er svag eller tom:
- Udskift batterierne i hovedenheden.
7. Specifikationer
| Feature | Specifikation |
|---|---|
| Materiale | ABS (Acrylonitril Butadien Styren) |
| LCD skærmstørrelse | 94 x 54 mm |
| Indendørs temperaturområde | 0 ℃ ~ 50 ℃ / 32 ℉ ~ 122 ℉ |
| Udendørs temperaturområde | -20 ℃ ~ 70 ℃ / -4 ℉ ~ 158 ℉ |
| Temperatur nøjagtighed | ± 1 ℃ |
| Indoor Temp. Detection Period | En gang hvert 30. sekund |
| Outdoor Temp. Detection Period | En gang hvert 57. sekund |
| Senderens strømkilde | 2x 1.5V AA Batteries (not included) |
| Main Unit Power Source | 2x 1.5V AAA Batteries (not included) |
| Senderens dimensioner | 130 x 40 x 22 mm |
| Hovedenhedens dimensioner | 150 x 86 x 23 mm |
| Trådløs transmissionsrækkevidde | Op til 100m (uhindret) |

Image 7.1: Dimensions of the main unit and outdoor transmitter.
8. Sikkerhedsoplysninger
- Udsæt ikke enheden for ekstreme temperaturer, direkte sollys eller høj luftfugtighed.
- Undgå at tabe eller udsætte enheden for kraftige stød.
- Do not attempt to disassemble or modify the device. This will void any potential warranty.
- Bortskaf brugte batterier ansvarligt i henhold til lokale regler.
9. Garanti og support
For warranty information or technical support, please refer to the retailer where the product was purchased or visit the official Docooler website. Please have your product model number (36ea5cd0-0bae-43c6-b51b-88b35e12f8b8) available when contacting support.