1. Introducció
Thank you for choosing the TWOOC T-002S Electronic Bicycle Horn. This device is designed to enhance your cycling safety with its loud and clear warning sounds, adjustable volume, and durable waterproof construction. This manual provides detailed instructions for installation, operation, and maintenance to ensure optimal performance and longevity of your bicycle horn.

Figure 1: TWOOC T-002S Electronic Bicycle Horn with Remote Control and Sound Modes (Siren, Horn, Alarm, Whistle) and 50-100dB volume range.
2. Contingut del paquet
Marqueu la casella per als elements següents:
- 1 x TWOOC T-002S Horn Body
- 1 x interruptor de control remot
- 1 x Rubber Cable Tie (Strap)
- 1 x cable de càrrega USB
- 1 x Manual d'usuari (aquest document)

Figure 2: All components included in the TWOOC T-002S package.
3. Especificacions

Figura 3: Especificacions detallades del producte.
| Característica | Especificació |
|---|---|
| Model | T-002S |
| Nivell de so | 50-100 dB (Adjustable) |
| Durada de la bateria | 30-60 Days / 4000 Rings (approx.) |
| Capacitat de la bateria | 280 mAh |
| Entrada de càrrega | 5V 250mA |
| Temps de càrrega USB | 1.5 hores (càrrega completa) |
| Temps d'espera | 180 dies |
| Modes de so | 4 Modes (Siren, Horn, Alarm, Whistle) |
| Pes | 48 g |
| Materials | ABS+PC |
| Anti-fall Height | 1.5M |
| Classificació impermeable | General Waterproof (Fully Sealed Design) |
| Dimensions | Approx. 49mm x 66mm (Horn Body) |
| Control Wire Length | 20cm (spring control wire) |
4. Configuració i instal·lació
The TWOOC T-002S is designed for fast and easy installation on various handlebars.
- Attach the Horn Body: Secure the horn body to your bicycle handlebar using the provided rubber cable tie. The tie has two adjustable gears for a stable fit. Ensure the horn is positioned where it does not interfere with braking or shifting.
- Attach the Remote Control Switch: Install the remote control switch next to your thumb, typically near the brake/shift lever on the handlebar. The spring control wire is 20cm long, allowing for flexible placement.
- Connecteu el comandament a distància: Plug the remote control switch cable into the designated port on the horn body.

Figure 4: Illustration of the fast installation process on a handlebar.

Figure 5: Remote control switch placement for easy access.
5. Instruccions de funcionament
5.1 Encès/Apagat
The horn features an environmental protection and power-saving switch. Press and hold the power button on the horn body to turn it on or off.
5.2 Sound Switching
The TWOOC T-002S offers 4 distinct sound modes. To switch between sounds, simply click the button on the remote control switch. Each click will cycle through the available sounds: Siren, Horn, Alarm, and Whistle.

Figure 6: The four sound modes: Bell of metal, Whistle horn, Trolley bell, Vibrating bell.
5.3 Ajust de volum
The T-002S allows for humanized volume adjustment. Use the dedicated volume buttons located on the back of the horn body to increase or decrease the sound level between 50dB and 100dB.

Figure 7: Adjusting the volume using the buttons on the horn body.
5.4 Qualitat del so
The horn features a high-quality dual rubidium magnetic horn and structural upgrades for a clear and pleasant sound. It produces a progressive treble with a wider directional emission range, ensuring effective warning without being overly harsh at 100dB.

Figure 8: Dual Rubidium Magnetic Horn for enhanced sound.
6. Manteniment
6.1 Càrrega
The TWOOC T-002S is equipped with a 280mAh high-quality polymer lithium battery and supports standard Android USB charging. Use the provided USB cable to charge the device. A full charge takes approximately 1.5 hours. A single charge can provide 30-60 days of use or approximately 4000 rings. The standby time is up to 180 days.

Figure 9: USB charging details and battery performance.
6.2 Impermeabilització
The horn features a fully sealed and generally waterproof design, allowing it to withstand harsh weather conditions. While it is designed to be water-resistant, avoid submerging the device in water for extended periods.

Figure 10: The fully sealed design ensures durability in wet conditions.
7. Solució De Problemes
- Horn not sounding: Ensure the horn is powered on. Check if the remote control cable is securely connected to the horn body. If the battery is low, charge the device.
- Difficulty changing sounds: Ensure the remote control button is pressed firmly. If the issue persists, try recharging the device.
- Volume too low/high: Use the volume adjustment buttons on the horn body to set the desired sound level.
8. Consells d'usuari
- The 20cm spring control wire offers flexibility for mounting the remote button. Consider your handlebar setup and reach when deciding on the optimal placement for both the horn and the remote.
- To change ringtones, simply press the remote control button. The horn will cycle through its four distinct sound modes with each press.
- Regularly check the battery level and charge the horn as needed to ensure it's always ready for use, especially before long rides.
9. Garantia i Suport
For any issues or questions not covered in this manual, please contact the seller or manufacturer's customer support. Keep your purchase receipt as proof of purchase for warranty claims.
10. Certificacions
The TWOOC T-002S Electronic Bicycle Horn has passed the following certifications, ensuring its quality and safety standards:
- CE
- RoHS
- FCC
- PSE

Figure 11: Product certifications including CE, RoHS, FCC, and PSE.
11. Vídeo del producte
Video: Demonstration of the TWOOC T-002S bicycle electric horn features and sounds.





