1. Sarrera
Thank you for choosing the ROCKBROS RHL400 Front Light. This manual provides essential information for the safe and effective use of your bicycle headlight. Please read it thoroughly before operation and retain it for future reference.
2. Paketearen edukia
Egiaztatu elementu guztiak paketean daudela:
- 1 x ROCKBROS RHL400 Bicycle Front Light
- 1 x USB kargatzeko kablea (C mota)
- 1 x Handlebar Mounting Bracket
- 1 x Rubber Bands for Mounting
- 1 x Argibide eskuliburua
3. Segurtasun informazioa
- Ez begiratu zuzenean argi-izpiari: The high intensity light can cause temporary vision impairment or eye damage.
- Muntaketa segurua: Ensure the light is securely mounted to prevent it from falling off during riding.
- Uraren erresistentzia: The light is IPX6 waterproof. This means it is protected against high-pressure water jets from any direction. It is not designed for submersion. Always ensure the USB charging port cover is securely closed to maintain water resistance.
- Kargatzen: Use only the provided USB cable or a certified Type-C cable for charging. Do not attempt to charge with damaged cables or chargers.
- Tenperatura: Avoid exposing the light to extreme temperatures.
- Desmihiztatu: Ez saiatu argia desmuntatzen edo aldatzen. Honek bermea baliogabetuko du eta kalteak edo lesioak eragin ditzake.
4. Produktuaren ezaugarriak
- Distira handia: 400 Lumens output for clear visibility.
- Bateria kargagarria: Built-in 2000mAh lithium battery, rechargeable via Type-C USB.
- Iragazgaitza: IPX6 rated for reliable performance in various weather conditions.
- Eraikuntza iraunkorra: Made from aluminum alloy for enhanced durability and wear resistance.
- Argi-modu anitz: Four modes including High, Medium, Low, and Burst Flashing.
- Memoria modua: The light remembers the last used mode when turned on again.
- Trinkoa eta arina: Product size 4.06 x 1.34 x 0.91 inches, weight 104g (0.23 lbs).
- Instalazio erraza: Upgraded silicone mounting bracket for quick attachment and detachment.

Figure 4.1: Product components and features.
5. Konfigurazioa
5.1 Argia muntatzea
- Select a suitable position on your bicycle handlebar.
- Attach the silicone mounting bracket to the handlebar using the provided rubber bands. Ensure it is tight and stable.
- Slide the ROCKBROS RHL400 front light onto the mounting bracket until it clicks securely into place.
- Adjust the angle of the light to ensure optimal illumination of the path ahead without blinding oncoming traffic.
5.2 Hasierako karga
Before first use, fully charge the light.
- Locate the Type-C USB charging port on the light, usually covered by a rubber flap.
- Open the rubber flap and insert the provided Type-C USB cable.
- Connect the other end of the USB cable to a USB power source (e.g., computer, wall adapter, power bank).
- Gailuko adierazle-argiak kargatze-egoera erakutsiko du (adibidez, gorria kargatzen ari bada, berdea guztiz kargatuta dagoenean).
- Once fully charged, disconnect the cable and securely close the rubber flap to maintain IPX6 water resistance.

Figure 5.1: Charging the RHL400 Front Light.
6. Funtzionamendu-argibideak
6.1 Piztu/Itzali
- Argia pizteko. ON: Press and hold the power button for approximately 1.5 seconds.
- Argia pizteko. OFF: Press and hold the power button for approximately 1.5 seconds.
6.2 Argi moduak aldatzea
- Once the light is ON, a single short press of the power button will cycle through the four available modes: High Light → Medium Light → Low Light → Burst Flashing.
- The light features a memory mode, meaning it will power on in the last used mode.
6.3 Bateriaren adierazlea
The indicator light on the device provides information about the battery status:
- Berde trinkoa: Bateria nahikoa kargatuta dago.
- Gorri trinkoa: Bateria gutxi dago eta kargatu behar da.
- Gorri keinukaria: Bateria oso baxua da.

Figure 6.1: Visibility provided by the 400 Lumens light.
7. Mantentzea
- Garbiketa: Garbitu argiaren gorputza oihal leun batekin, damp oihal. Ez erabili garbitzaile edo disolbatzaile urratzailerik.
- Kargatzeko ataka: Always ensure the Type-C USB charging port cover is securely closed when not charging to prevent water and dust ingress.
- Biltegiratzea: Store the light in a cool, dry place when not in use. For long-term storage, charge the battery to approximately 50% every 3-6 months to prolong battery life.
- Bateria zaintzea: Saihestu bateria maiz erabat deskargatzea, horrek bere iraupena laburtu baitezake.

Figure 7.1: IPX6 waterproof design. Ensure USB plug is closed.
8. Arazoak
| Arazoa | Kausa posiblea | Irtenbidea |
|---|---|---|
| Argia ez da pizten. | Bateria agortuta dago. | Charge the light fully. |
| Power button not pressed long enough. | Eduki sakatuta pizteko botoia 1.5 segundoz. | |
| Argiak ez du kargatzen. | Kargatzeko kablea edo egokitzailea akastuna da. | Try a different Type-C USB cable and/or power adapter. |
| Kargatzeko ataka zikina edo hondatuta dago. | Gently clean the port. If damaged, contact support. | |
| Argia itzaltzen da ibilaldian zehar. | Mounting bracket not secured properly. | Re-secure the mounting bracket and ensure the light is clicked into place. |
| Uraren sarrera. | USB port cover not closed. | Always ensure the USB port cover is tightly sealed after charging. |
9. Zehaztapenak
| Ezaugarri | Zehaztapena |
|---|---|
| Marka | ROCKBROS |
| Eredua | RHL400 |
| Materiala | Aluminiozko aleazioa |
| Argiaren irteera | 400 lumen (gehienez) |
| Bateria Edukiera | 2000 mAh litiozko bateria |
| Kargatzeko ataka | USB C motakoa |
| Iragazgaitzaren balorazioa | IPX6 |
| Exekutatu Denbora | Gehienez 8 ordu (moduaren arabera) |
| Neurriak | 4.06 x 1.34 x 0.91 hazbete (10.3 x 3.4 x 2.3 cm) |
| Pisua | 104 g (0.23 lb) |
| Muntatze Mota | Handlebar Mount (Silicone Strap) |
| Argi-moduak | 4 (High, Medium, Low, Burst Flashing) |
10. Bermea eta Laguntza
The ROCKBROS RHL400 Front Light is guaranteed for 1 urte from the date of purchase against defects in materials and workmanship. This warranty does not cover damage caused by misuse, accidents, unauthorized modifications, or normal wear and tear.
For warranty claims or technical support, please contact your retailer or ROCKBROS customer service through their official website or contact channels. Please have your proof of purchase ready.