pengenalan
The Coolfire 1685N is a silent and vibrating wristband alarm clock designed for discreet wake-ups and reminders. It is ideal for individuals who need to wake without disturbing others, those with hearing impairments, or anyone requiring regular, silent reminders throughout the day. This manual provides comprehensive instructions for setting up, operating, and maintaining your Coolfire vibrating alarm wristband.

Figure 1: The Coolfire 1685N Vibrating Alarm Wristband, featuring a red fabric band and a white digital clock module.
Ciri-ciri Produk
- Silent Vibration Alarm: The wristband vibrates on your wrist to alert you without disturbing others.
- Comfortable and Washable Band: Features a soft, washable fabric sweatband for comfort and hygiene.
- Paparan Digital Besar: Easy-to-read large numbers on the digital screen.
- Berbilang Penggera: Supports up to 6 daily alarms for various reminders.
- Bateri boleh dicas semula: Built-in lithium battery, rechargeable via USB, providing 4-6 weeks of use on a single charge.
- Adjustable Vibration Strength: Choose from low, medium, or high vibration intensity to suit your preference.

Gambar 2: Lebihview of the Coolfire 1685N's main features, including its multiple alarms, long battery life, and adjustable vibration.

Figure 3: The silent vibration feature allows users to wake up without disturbing a partner or others nearby.
Persediaan
Caj Permulaan
Before first use, fully charge the device. Refer to the Mengecas bahagian untuk arahan terperinci.
Memakai Gelang Tangan
The Coolfire 1685N is designed to be worn comfortably on your wrist. The band is adjustable to fit wrist sizes from 6.7 inches (170mm) to 8.5 inches (215mm).

Figure 4: Illustration of the recommended wearing size for the wristband, ensuring a comfortable and effective fit.
Arahan Operasi
The Coolfire 1685N features a digital screen and easy-to-use buttons for navigation and settings adjustment.
Menetapkan Masa dan Tarikh
- Tekan ke SET butang untuk memasuki mod tetapan masa.
- Gunakan LIGHT/STW dan MASA/ALARM buttons to adjust the hours, minutes, and date.
- Tekan SET sekali lagi untuk mengesahkan setiap tetapan dan beralih ke tetapan seterusnya.
Menetapkan Penggera
The device supports up to 6 daily alarms.
- From the main display, press and hold the MASA/ALARM butang untuk memasuki mod tetapan penggera.
- Gunakan LIGHT/STW dan MASA/ALARM butang untuk menetapkan masa penggera yang diingini.
- Tekan SET to save the alarm and move to the next alarm slot or exit setting mode.
- To activate or deactivate an alarm, navigate to the alarm time and press the SET button briefly. An alarm icon will appear/disappear on the display.
Adjusting Vibration Strength
The Coolfire 1685N offers three vibration strengths: low, medium, and high. The method to adjust this setting is typically found within the alarm or general settings menu. Consult the on-screen prompts or cycle through settings using the SET button until the vibration strength option appears.

Figure 5: The wristband provides direct vibration for effective wake-up, unlike pillow vibrators which can have their vibration absorbed.
Mengecas
The Coolfire 1685N is equipped with a rechargeable lithium battery. A full charge takes approximately 4 hours and provides 4-6 weeks of operation.
- Locate the charging port on the back of the watch module.
- Connect the provided USB cable to the watch module.
- Plug the other end of the USB cable into any standard USB adaptor (not included) or a computer USB port.
- The display may indicate charging status. Once fully charged, disconnect the cable.

Figure 6: Visual guide for connecting the USB charging cable to the watch module.
Penyelenggaraan
Cleaning the Sweatband
The fabric sweatband is washable. The watch module itself is not waterproof and must be removed before washing the band.
- Release the locking ring from the back of the watch module.
- Gently push the watch module out of the sweatband.
- The sweatband can be machine washed. Follow standard fabric washing instructions.
- Ensure the sweatband is completely dry before reinserting the watch module.

Figure 7: Step-by-step guide for detaching the watch module from the sweatband for cleaning.
Penjagaan Am
- Avoid exposing the watch module to water or excessive moisture.
- Do not attempt to disassemble the watch module.
- Simpan peranti di tempat yang sejuk dan kering apabila tidak digunakan.
Menyelesaikan masalah
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Device not turning on or responding. | Bateri lemah. | Cas peranti sepenuhnya (lebih kurang 4 jam). |
| Alarm not vibrating. | Alarm not activated or vibration strength set too low. | Ensure the alarm is activated (icon visible). Increase vibration strength setting. |
| Masa yang dipaparkan salah. | Masa tidak ditetapkan dengan betul. | Follow instructions in "Setting Time and Date" section to reset the time. |
| Butang tidak bertindak balas. | Gangguan perisian sementara atau bateri lemah. | Try charging the device. If issue persists, allow battery to fully drain and then recharge. |
Spesifikasi
- Jenama: Coolfire
- Nombor Model: 1685N
- warna: merah
- Dimensi Produk: 8.89 x 3.81 x 8.89 cm (3.5 x 1.5 x 3.5 inci)
- Berat Barang: 10 gram (0.35 auns)
- Bahan: Plastic (module), Fabric (sweatband)
- Jenis Paparan: digital
- Sumber Kuasa: Bateri Berkuasa (Bateri Litium Boleh Dicas Semula)
- Hayat Bateri: Up to 4-6 weeks on a full charge
- Ciri Khas: Top-watch design, 6 vibrating alarms, adjustable vibration strength, USB rechargeable, washable band.
Waranti dan Sokongan
Specific warranty information for the Coolfire 1685N Vibrating Alarm Wristband is not provided within this manual. Please refer to the product packaging, the retailer's website, or the official Coolfire website for details regarding warranty coverage and customer support. For technical assistance or inquiries, please contact Coolfire customer service through their official channels.



