1. Pengenalan
Terima kasih kerana membeliasing 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. Produk Lebihview
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.
Ciri-ciri Utama:
- 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.

Rajah 1: Depan view of the Coolfire Vibrating Alarm Clock Wristband, showing the digital display and control buttons.
3. Persediaan
3.1 Mengecas Peranti
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.
- Benarkan peranti mengecas selama 4 jam.
- 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.

Gambar 3: Cthample of the Coolfire Vibrating Alarm Clock Wristband worn on a wrist, indicating suitable wrist sizes.
4. Arahan Operasi
The Coolfire alarm clock features a simple digital display and user-friendly buttons for setting time, alarms, and other functions.
4.1 Fungsi Butang
The watch module has three primary buttons:
- LIGHT/STW: Activates backlight; in stopwatch mode, starts/stops the stopwatch.
- SET: Enters setting mode for time and alarms.
- TIME/ALARM: Toggles between time display and alarm display; in setting mode, adjusts values.
4.2 Menetapkan Masa dan Tarikh
- From the main time display, press and hold the SET butang sehingga digit masa mula berkelip.
- Tekan ke MASA/ALARM button to adjust the flashing value (e.g., hours, minutes).
- Tekan ke SET button again to move to the next setting (e.g., minutes, year, month, day).
- Ulang langkah 2 dan 3 sehingga semua tetapan masa dan tarikh adalah betul.
- Tekan ke SET button one last time to exit setting mode.
4.3 Menetapkan Penggera
The device supports up to 6 daily alarms.
- Dari paparan masa utama, tekan butang MASA/ALARM button repeatedly until "ALARM" is displayed and you see an alarm number (e.g., AL1).
- Tekan dan tahan butang SET button until the alarm time digits begin to flash.
- Tekan ke MASA/ALARM butang untuk melaraskan jam berkelip.
- Tekan ke SET button to move to the minutes.
- Tekan ke MASA/ALARM button to adjust the flashing minutes.
- Tekan ke SET button to enable/disable the alarm (an alarm icon will appear when enabled).
- Tekan ke SET button again to save the alarm setting and exit.
- To set additional alarms, repeat steps 1-7, cycling through AL2, AL3, etc., using the MASA/ALARM butang.
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 SET dan MASA/ALARM buttons while in alarm setting mode to locate this option.
4.5 Menggunakan Jam Rangki
- Dari paparan masa utama, tekan butang MASA/ALARM button repeatedly until "STW" (Stopwatch) is displayed.
- Tekan ke LIGHT/STW butang untuk memulakan jam randik.
- Tekan ke LIGHT/STW butang sekali lagi untuk menjeda jam randik.
- To reset the stopwatch, while paused, press and hold the SET butang.
- Tekan ke MASA/ALARM button to return to the main time display.
5. Penyelenggaraan
5.1 Washing the Sweatband
The sweatband is washable, but the watch module is tidak kalis air. 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. Penyelesaian masalah
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Peranti tidak dihidupkan atau paparan kosong. | Bateri habis. | Cas peranti selama 4 jam menggunakan kabel USB yang disediakan. |
| 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. |
| Display is difficult to read. | No backlight activated. | Tekan ke LIGHT/STW butang untuk mengaktifkan lampu latar. |
7. Spesifikasi
- Jenama: Coolfire
- Nombor Model: 1685B
- warna: Hitam (warna lain mungkin ada)
- Dimensi Produk: 8.89 x 3.81 x 8.89 cm (watch module)
- Berat Barang: 10 g (watch module)
- Bahan: Plastic (watch module), Fabric (sweatband)
- Jenis Paparan: LCD Digital
- Sumber Kuasa: Bateri Litium Boleh Dicas semula
- Masa Pengecasan: Lebih kurang 4 jam
- Hayat Bateri: 4-6 weeks on a full charge
- Ciri Khas: Silent Clock, Vibrating Alarm, Stopwatch
- Wristband Fit: 6.7" (170mm) hingga 8.5" (215mm)
8. Waranti dan Sokongan
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 website or contact their customer service department. Contact details are typically found on the product packaging or the brand's official online presence.



