1. Úvod
Děkuji za nákupasing the Coolfire Vibrating Alarm Clock Wristband, Model 1685B. This device is designed to provide a discreet and effective silent alarm experience through gentle vibrations on your wrist. This manual provides detailed instructions for setup, operation, and maintenance to ensure optimal performance and longevity of your device.
2. Konec produktuview
The Coolfire Vibrating Alarm Clock is a wristband-style watch featuring a digital display and a silent vibration alarm. It is suitable for individuals who need to wake up without disturbing others, or for those with hearing or visual impairments. The device includes a rechargeable battery and a washable sweatband for comfort and hygiene.
Klíčové vlastnosti:
- Silent vibration alarm on the wrist.
- Large, bright LCD digital display.
- Up to 6 daily alarms.
- Three adjustable vibration strengths (Low, Medium, High).
- Integrated 24-hour precision 1/100 seconds digital stopwatch.
- Rechargeable lithium battery via USB.
- Soft, washable sweatband.

Obrázek 1: Přední strana view of the Coolfire Vibrating Alarm Clock Wristband, showing the digital display and control buttons.
3. Nastavení
3.1 Nabíjení zařízení
Before initial use, fully charge the device. A full charge takes approximately 4 hours and provides 4-6 weeks of operation.
- Locate the USB charging cable provided with your device.
- Connect the USB cable to any standard USB adapter (not included).
- Release the locking ring from the back of the watch unit and gently push out the watch module from the sweatband.
- Plug the small end of the USB cable into the charging socket located on the back of the watch module.
- Nechte zařízení nabíjet po dobu 4 hodin.
- Once charged, disconnect the cable and reinsert the watch module into the sweatband, securing it with the locking ring.

Figure 2: Illustration of connecting the USB cable to the watch module for charging.
3.2 Wearing the Wristband
The wristband is designed for comfortable wear. Ensure the watch module is securely placed within the sweatband.
- The sweatband is adjustable and fits wrist sizes from 6.7 inches (170mm) to 8.5 inches (215mm).
- Wear the wristband snugly enough to ensure good contact for vibration, but not so tight as to be uncomfortable.

Obrázek 3: Přample of the Coolfire Vibrating Alarm Clock Wristband worn on a wrist, indicating suitable wrist sizes.
4. Návod k obsluze
The Coolfire alarm clock features a simple digital display and user-friendly buttons for setting time, alarms, and other functions.
4.1 Funkce tlačítek
The watch module has three primary buttons:
- LIGHT/STW: Activates backlight; in stopwatch mode, starts/stops the stopwatch.
- SOUBOR: Enters setting mode for time and alarms.
- TIME/ALARM: Toggles between time display and alarm display; in setting mode, adjusts values.
4.2 Nastavení času a data
- From the main time display, press and hold the SOUBOR tlačítko, dokud nezačnou blikat číslice času.
- Stiskněte tlačítko ČAS/ALARM tlačítko pro nastavení blikající hodnoty (např. hodiny, minuty).
- Stiskněte tlačítko SOUBOR znovu stiskněte tlačítko pro přechod na další nastavení (např. minuty, rok, měsíc, den).
- Opakujte kroky 2 a 3, dokud nebudou všechna nastavení času a data správná.
- Stiskněte tlačítko SOUBOR button one last time to exit setting mode.
4.3 Nastavení alarmů
The device supports up to 6 daily alarms.
- Na hlavním displeji času stiskněte tlačítko ČAS/ALARM button repeatedly until "ALARM" is displayed and you see an alarm number (e.g., AL1).
- Stiskněte a podržte SOUBOR tlačítko , dokud nezačnou blikat číslice času budíku.
- Stiskněte tlačítko ČAS/ALARM button to adjust the flashing hour.
- Stiskněte tlačítko SOUBOR button to move to the minutes.
- Stiskněte tlačítko ČAS/ALARM button to adjust the flashing minutes.
- Stiskněte tlačítko SOUBOR button to enable/disable the alarm (an alarm icon will appear when enabled).
- Stiskněte tlačítko SOUBOR button again to save the alarm setting and exit.
- To set additional alarms, repeat steps 1-7, cycling through AL2, AL3, etc., using the ČAS/ALARM tlačítko.
4.4 Adjusting Vibration Strength
The device offers three vibration strengths: Low, Medium, and High. The method for adjusting this setting is typically found within the alarm settings or a dedicated mode. Refer to the on-screen prompts or experiment with the SOUBOR a ČAS/ALARM buttons while in alarm setting mode to locate this option.
4.5 Používání stopek
- Na hlavním displeji času stiskněte tlačítko ČAS/ALARM button repeatedly until "STW" (Stopwatch) is displayed.
- Stiskněte tlačítko LIGHT/STW tlačítko pro spuštění stopek.
- Stiskněte tlačítko LIGHT/STW znovu stiskněte tlačítko pro pozastavení stopek.
- To reset the stopwatch, while paused, press and hold the SOUBOR tlačítko.
- Stiskněte tlačítko ČAS/ALARM button to return to the main time display.
5. Údržba
5.1 Washing the Sweatband
The sweatband is washable, but the watch module is není voděodolný. Always remove the watch module before washing the sweatband.
- To detach the watch module, release the locking ring from the back of the watch.
- Gently push the watch module out from the sweatband.
- Machine wash the sweatband as needed, following standard fabric care instructions.
- Ensure the sweatband is completely dry before reinserting the watch module.
- Reinsert the watch module and secure it with the locking ring.

Figure 4: Steps for removing the watch module from the sweatband for cleaning.
6. Řešení problémů
| Problém | Možná příčina | Řešení |
|---|---|---|
| Device does not turn on or display is blank. | Baterie je vybitá. | Charge the device for 4 hours using the provided USB cable. |
| Vibration alarm is too weak or not felt. | Vibration strength set to Low; wristband is too loose. | Adjust vibration strength to Medium or High. Ensure the wristband is worn snugly. |
| Alarm does not activate. | Alarm is not enabled or set incorrectly. | Verify alarm settings and ensure the alarm icon is displayed, indicating it is active. |
| Displej je obtížně čitelný. | No backlight activated. | Stiskněte tlačítko LIGHT/STW tlačítko pro aktivaci podsvícení. |
7. Specifikace
- Značka: Coolfire
- Číslo modelu: 1685B
- Barva: Černá (mohou být k dispozici i jiné barvy)
- Rozměry produktu: 8.89 x 3.81 x 8.89 cm (watch module)
- Hmotnost položky: 10 g (watch module)
- Materiál: Plastic (watch module), Fabric (sweatband)
- Typ displeje: Digitální LCD
- Zdroj napájení: Dobíjecí lithiová baterie
- Doba nabíjení: Přibližně 4 hodiny
- Životnost baterie: 4-6 weeks on a full charge
- Speciální vlastnosti: Silent Clock, Vibrating Alarm, Stopwatch
- Wristband Fit: 6.7" (170 mm) až 8.5" (215 mm)
8. Záruka a podpora
For warranty information and customer support, please refer to the documentation included with your purchase or contact your retailer. Keep your purchase receipt as proof of purchase.
For further assistance, you may visit the official Coolfire webwebové stránky nebo kontaktujte jejich oddělení zákaznických služeb. Kontaktní údaje obvykle naleznete na obalu produktu nebo na oficiální online prezentaci značky.



