1. Produktet er slutview
The OLIGHT RN 120 C is a high-performance, USB-C rechargeable bicycle tail light designed for enhanced visibility and safety during road, urban, and daily commuting. It features a maximum output of 120 lumens, 260-degree visibility, and intelligent sensors for automatic brightness adjustment and brake detection.

Figure 1: OLIGHT RN 120 C Smart Tail Light and its key features.
2. Sikkerhedsoplysninger
- Lad ikke lyset skinne direkte ind i øjnene.
- Opbevar enheden utilgængeligt for børn.
- To prevent overheating, do not cover the light when it is operating.
- Sørg for, at lygten er sikkert monteret før hver tur.
3. Pakkens indhold
Tjek venligst pakken for følgende varer:
- OLIGHT RN 120 C Baglygte
- Seat Post Mounting Strap
- Sadelskinnemontering
- USB-C ladekabel
- Brugermanual

Figure 2: Included accessories with the RN 120 C Tail Light.
4. Opsætning og installation
The RN 120 C offers versatile mounting options for your bicycle.
4.1 Mounting to Seat Post
- Attach the seat post mounting strap to your bicycle's seat post.
- Align the light with the mount and twist to secure it.
4.2 Mounting Under Saddle
- Secure the saddle rail mount to the rails under your bicycle saddle.
- Attach the light to the saddle rail mount by twisting until it clicks into place.

Figure 3: The RN 120 C mounted under a saddle.

Figure 4: Installation schemes for seat post and saddle mounting.
5. Betjening
5.1 Tænd/sluk
At tænde lyset on or slukket, tryk og hold tænd/sluk-knappen nede i cirka 1 sekund.
5.2 Mode and Brightness Adjustment
- Skift tilstand: With the light on, single click the power button to cycle through different lighting modes (e.g., Steady, Flash, Eco, Smart).
- Juster lysstyrke: Within a steady mode, short click the power button to cycle through available brightness settings. The light features a memory function, returning to the last used mode and brightness.

Figure 5: Simple operation of the power button.
5.3 Smart Sensor Functions
- Omgivende lyssensor: The built-in sensor automatically adjusts the light's brightness based on ambient conditions, ensuring optimal visibility day and night.
- Smart bevægelsessensor (bremselys): When braking, the light automatically increases to its maximum output of 120 lumens for 3 seconds to alert others.

Figure 6: Auto-adjust brightness feature in action.

Figure 7: Motion sensor activating the brake light function.
6. Opladning
The RN 120 C is equipped with a USB-C charging port for quick and convenient recharging. A full charge takes approximately 1 hour.
- Connect the provided USB-C cable to the charging port on the light.
- Sæt den anden ende af kablet i en USB-strømkilde (f.eks. computer, vægadapter).
- Indikatorlampen viser opladningsstatus.

Figur 8: USB-C-opladningsport.
7. Modes and Run Times
The RN 120 C offers various modes to suit different riding conditions. Run times are approximate and may vary based on environmental factors.

Figure 9: Output modes and run times.
| Mode | Output (lumen) | Runtime |
|---|---|---|
| Høj | 35 | 20 min (+ 8h 40min) |
| Lav | 5 | 20 min (+ 49h 40min) |
| Blitz | 0/35 | 30 timer |
| Øko | 0/16 | 100 timer |
| Smart (dag) | 0/120 | 20 timer |
| Smart (Nat) | 6/35 | 20 timer |
8. Vedligeholdelse
- Rensning: Tør lyset af med en blød, damp klud til at fjerne snavs og rester. Brug ikke skrappe kemikalier.
- Opladningsport: Ensure the USB-C charging port cover is securely closed when not charging to maintain IPX6 water resistance.
- Opbevaring: Store the light in a cool, dry place when not in use. Charge the battery every 3-6 months to prolong its lifespan.

Figure 10: The RN 120 C is IPX6 waterproof.
9. Fejlfinding
- Lyset tænder ikke: Ensure the battery is charged. If fully charged, try a long press (1 second) to power on.
- Lyset reagerer ikke: Connect the light to a charger to reset it.
- Mounting feels loose: Re-check that the mounting strap or saddle rail mount is correctly installed and tightened.
10. Specifikationer
| Feature | Detalje |
|---|---|
| Modelnummer | 300000-RN120-BK |
| Max output | 120 lumen |
| Synlighedsområde | 1500 meter |
| Synlighedsvinkel | 260 grader |
| Vandmodstand | IPX6 |
| Strømkilde | Batteridrevet (USB-C genopladelig) |
| Opladningstid | Ca. 1 time |
| Vægt | 26 g |
| Materiale | Plast |
| Monteringstype | Seat Post, Saddle Mount |
11. Officiel produktvideo
Video: Officielt produkt slutview of the OLIGHT RN 120 C Bike Lights, demonstrating its features and functionality.
12. Garanti og support
The OLIGHT RN 120 C comes with a Livstidsgaranti for products purchased after January 1st, 2023. For detailed warranty information, product support, or service inquiries, please visit the official OLIGHT webwebsted eller kontakt deres kundeserviceafdeling.
OLIGHT Officiel Webwebsted: www.olightstore.com