---
product_id: 542683396
title: "OLIGHT RN 120 C Bike Lights, 120 Lumens Tail Light 260 Degree Visibility, 1500m Viewable Range, USB Rechargeable Bike Break Light, IPX6 Waterproof, Road and Urban Cyclists"
brand: "olight"
price: "R1305"
currency: ZAR
in_stock: true
reviews_count: 8
category: "Olight"
url: https://www.desertcart.co.za/products/542683396-olight-rn-120-c-bike-lights-120-lumens-tail-light
store_origin: ZA
region: South Africa
---

# 120 lumens max brightness USB-C fast recharge in 1 hour IPX6 waterproof rating OLIGHT RN 120 C Bike Lights, 120 Lumens Tail Light 260 Degree Visibility, 1500m Viewable Range, USB Rechargeable Bike Break Light, IPX6 Waterproof, Road and Urban Cyclists

**Brand:** olight
**Price:** R1305
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Light up your ride, own the road, and never blend into the dark again!

## Quick Answers

- **What is this?** OLIGHT RN 120 C Bike Lights, 120 Lumens Tail Light 260 Degree Visibility, 1500m Viewable Range, USB Rechargeable Bike Break Light, IPX6 Waterproof, Road and Urban Cyclists by olight
- **How much does it cost?** R1305 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/542683396-olight-rn-120-c-bike-lights-120-lumens-tail-light)

## Best For

- olight enthusiasts

## Why This Product

- Trusted olight brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Rapid USB-C Recharge:** Power up fully in just 60 minutes and never get caught with a dead light again.
- • **Smart Ambient Light Sensor:** Automatically adapts brightness to day or night, maximizing your visibility without draining battery.
- • **Unmatched 260° Visibility:** Stay seen from every angle with ultra-wide coverage for ultimate road safety.
- • **Sleek, Durable & Waterproof:** Compact design with IPX6 water resistance means your light performs rain or shine, ride after ride.
- • **Brake-Activated Motion Sensor:** Instantly signals braking with a 3-second burst at full brightness—alerting drivers before you stop.

## Overview

The OLIGHT RN 120 C is a high-performance rear bike light delivering 120 lumens with 260° visibility and a 1500m viewable range. Featuring smart ambient light and motion sensors, it automatically adjusts brightness and signals braking for enhanced safety. Its IPX6 waterproof rating and compact design ensure durability and sleek mounting on any seat post. USB-C rechargeable in just one hour, it’s engineered for the modern urban cyclist who demands reliability and style on every ride.

## Description

RN 120 C is a powerful bicycle tail light with convenient rechargeable, the max output can be reached up to 120 lumens, breaking through design conception, brings you 260°visibility. All in one design bike trail light suitable for road, urban, and daily commuting. The built-in light sensor automatically adjusts the brightness according to ambient lighting conditions. Thus to increase warning effect efficiently during day and night. RN 120 C is easy to be mounted under saddle on different seat posts.

Review: Small but Mighty — The Perfect Rear Light for Every Ride - As someone who’s a big fan of OLIGHT products, the RN 120 C Tail Light is another example of why I keep coming back to this brand. I’ve had this rear light on my bike for over a year now, and it’s hands down the best tail light I’ve ever used. It’s bright, dependable, and thoughtfully designed. For something so compact, it packs a serious punch when it comes to visibility and safety. ⸻ Visibility and Light Performance Don’t let the 120 lumens fool you—this thing is bright. It’s not a gimmicky, weak tail light like so many cheap options out there. The RN 120 C is highly visible even in daylight, and in low light or nighttime conditions, it absolutely shines (pun intended). The light pattern is clean and wide, which helps make you visible from multiple angles—huge for road riding. The multiple modes (steady, flash, breathing, etc.) are all practical, and switching between them is easy. I usually ride with it in the smart mode that adjusts brightness based on ambient light, and it’s been very effective. I’ve had drivers comment that they could see me from far away, which is exactly what you want from a tail light. ⸻ Design and Build It’s compact, lightweight, and sleek. You hardly notice it on the seat post, but it looks great and doesn’t add any bulk. The materials are solid, and after a year of use—including plenty of rides in the rain—it still looks and performs like new. It’s IPX6 water-resistant, and I’ve tested that thoroughly. The mounting system is simple but secure. It’s easy to take off when locking your bike somewhere, but it never moves or shakes loose while riding, even on rough pavement or trails. ⸻ Battery and Charging Battery life is excellent. Even on higher settings, it lasts several long rides before I need to recharge. On flash or eco modes, it can go for days. USB-C charging is a huge plus—it’s fast and convenient, and the battery indicator lets you know when you’re running low. I’ve never once been caught with a dead light, which speaks to both the battery life and the accuracy of the indicator. ⸻ Pros: • Super bright and visible, even in daylight • Smart mode adjusts brightness based on ambient light • Compact and lightweight, doesn’t get in the way • Durable and waterproof (IPX6) • Easy, secure mounting system • Long battery life and quick USB-C charging • Still works perfectly after a full year of use Cons: • Would be nice if it came in a few color options (just for fun) • Not the cheapest tail light out there—but worth every cent for the reliability ⸻ Final Thoughts The OLIGHT RN 120 C is everything a rear bike light should be: bright, dependable, and thoughtfully designed. After a year of consistent use, I can confidently say it’s one of the most important pieces of safety gear on my bike. Combined with OLIGHT’s usual top-tier build quality, it’s a no-brainer. If you’re serious about being seen on the road, or just want a rear light that works every time, this is the one. Another win from OLIGHT—I’m a proud fan for good reason.
Review: Good Upgrade - Recently upgraded this from a super cheap light with little features. This light is lightweight, compact, and has excellent battery life. I can pretty much set and forget it. The different strobe features are nice and is bright at night so I know I am safe on the road. You can mount this anywhere on your seatpost; I have this and a saddle bag and works great. No rattling, movement, or risk falling off since I've had it. I'd purchase this again.

## Features

- [High Performance] The bike rear light RN 120 C has a maximum output of 120 lumens. 260-degree and 1500 meters max visibility makes the riding safer. IPX6 waterproof rate can resist water from any direction
- [Easy to operate] A long press will turn the light on/off. Single click to change the mode, short click to cycle through brightness settings, memory function for a quick start
- [Sensitive Ambient Light Sensor] The built-in light sensor automatically adjusts the brightness according to ambient lighting conditions. Thus to increase warning effect efficiently during day and night
- [Smart Motion Sensor] The motion sensor turns on automatically when braking, and lights up for 3 seconds at a maximum of 120 lumens
- [Rechargeable Bike Taillight] Quick charging via USB-C, fully charging within 1 hour

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C4GGRPX4 |
| Auto Part Position | Rear |
| Best Sellers Rank | #31,490 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #31 in Bike Taillights |
| Brand Name | OLIGHT |
| Color | Blcak |
| Customer Reviews | 4.6 4.6 out of 5 stars (247) |
| Included Components | Batteries included |
| International Protection Rating | IPX6 |
| Item Weight | 0.08 Kilograms |
| Light Output Maximum | 120 Lumens |
| Manufacturer | OLIGHT |
| Manufacturer Part Number | 300000-RN120-BK |
| Material Type | Plastic |
| Model Number | 300000-RN120-BK |
| Mounting Type | Seat Mount |
| Number of settings | 3 |
| Power Source | Battery Powered |
| Warranty Description | Lifetime Warranty (product purchased after January 1st, 2023) |
| Water Resistance Level | Waterproof |

## Product Details

- **Auto Part Position:** Rear
- **Brand:** OLIGHT
- **Color:** Blcak
- **Item Weight:** 0.08 Kilograms
- **Light Output Maximum:** 120 Lumens
- **Material:** Plastic
- **Mounting Type:** Seat Mount
- **Number of settings:** 3
- **Power Source:** Battery Powered
- **Water Resistance Level:** Waterproof

## Images

![OLIGHT RN 120 C Bike Lights, 120 Lumens Tail Light 260 Degree Visibility, 1500m Viewable Range, USB Rechargeable Bike Break Light, IPX6 Waterproof, Road and Urban Cyclists - Image 1](https://m.media-amazon.com/images/I/61t4+FG3xEL.jpg)
![OLIGHT RN 120 C Bike Lights, 120 Lumens Tail Light 260 Degree Visibility, 1500m Viewable Range, USB Rechargeable Bike Break Light, IPX6 Waterproof, Road and Urban Cyclists - Image 2](https://m.media-amazon.com/images/I/61M2JOmzzGL.jpg)
![OLIGHT RN 120 C Bike Lights, 120 Lumens Tail Light 260 Degree Visibility, 1500m Viewable Range, USB Rechargeable Bike Break Light, IPX6 Waterproof, Road and Urban Cyclists - Image 3](https://m.media-amazon.com/images/I/71gpScVF0bL.jpg)
![OLIGHT RN 120 C Bike Lights, 120 Lumens Tail Light 260 Degree Visibility, 1500m Viewable Range, USB Rechargeable Bike Break Light, IPX6 Waterproof, Road and Urban Cyclists - Image 4](https://m.media-amazon.com/images/I/71Xphw0OG5L.jpg)
![OLIGHT RN 120 C Bike Lights, 120 Lumens Tail Light 260 Degree Visibility, 1500m Viewable Range, USB Rechargeable Bike Break Light, IPX6 Waterproof, Road and Urban Cyclists - Image 5](https://m.media-amazon.com/images/I/71TRPEkuTtL.jpg)

## Available Options

This product comes in different **Style** options.

## Questions & Answers

**Q: Is there a usb c version?**
A: No, only the micro-use version. Thank you.

**Q: I wanted to love this light given the minimalist mount to seat rails, bright, however, even w/full charge the light lasts only about 30 min. why?**
A: Mine is a year old. I get about an hour run time. I use it daily and charge it every other day.

**Q: For daylight riding, can it be set for flashing and still have the smart motion sensor feature?**
A: Yes. All modes use the motion sensor auto-brake light feature. The auto-brake can be turned on and off globally for all modes: while the light is off, hold the button for five seconds (the light turns on after two seconds, but keep holding for five seconds). After five seconds, the light will either be steady on (auto brake feature is now on) or flashing (auto brake feature is now off). Release the button and the setting is now saved. Repeat the process to toggle the setting again.

**Q: What other mounts is this compatible with?**
A: Sorry, it only has the mounting strap and it do not need to use the mounts. 
Thank you!

## Customer Reviews

### ⭐⭐⭐⭐⭐ Small but Mighty — The Perfect Rear Light for Every Ride
*by R***Z on May 24, 2025*

As someone who’s a big fan of OLIGHT products, the RN 120 C Tail Light is another example of why I keep coming back to this brand. I’ve had this rear light on my bike for over a year now, and it’s hands down the best tail light I’ve ever used. It’s bright, dependable, and thoughtfully designed. For something so compact, it packs a serious punch when it comes to visibility and safety. ⸻ Visibility and Light Performance Don’t let the 120 lumens fool you—this thing is bright. It’s not a gimmicky, weak tail light like so many cheap options out there. The RN 120 C is highly visible even in daylight, and in low light or nighttime conditions, it absolutely shines (pun intended). The light pattern is clean and wide, which helps make you visible from multiple angles—huge for road riding. The multiple modes (steady, flash, breathing, etc.) are all practical, and switching between them is easy. I usually ride with it in the smart mode that adjusts brightness based on ambient light, and it’s been very effective. I’ve had drivers comment that they could see me from far away, which is exactly what you want from a tail light. ⸻ Design and Build It’s compact, lightweight, and sleek. You hardly notice it on the seat post, but it looks great and doesn’t add any bulk. The materials are solid, and after a year of use—including plenty of rides in the rain—it still looks and performs like new. It’s IPX6 water-resistant, and I’ve tested that thoroughly. The mounting system is simple but secure. It’s easy to take off when locking your bike somewhere, but it never moves or shakes loose while riding, even on rough pavement or trails. ⸻ Battery and Charging Battery life is excellent. Even on higher settings, it lasts several long rides before I need to recharge. On flash or eco modes, it can go for days. USB-C charging is a huge plus—it’s fast and convenient, and the battery indicator lets you know when you’re running low. I’ve never once been caught with a dead light, which speaks to both the battery life and the accuracy of the indicator. ⸻ Pros: • Super bright and visible, even in daylight • Smart mode adjusts brightness based on ambient light • Compact and lightweight, doesn’t get in the way • Durable and waterproof (IPX6) • Easy, secure mounting system • Long battery life and quick USB-C charging • Still works perfectly after a full year of use Cons: • Would be nice if it came in a few color options (just for fun) • Not the cheapest tail light out there—but worth every cent for the reliability ⸻ Final Thoughts The OLIGHT RN 120 C is everything a rear bike light should be: bright, dependable, and thoughtfully designed. After a year of consistent use, I can confidently say it’s one of the most important pieces of safety gear on my bike. Combined with OLIGHT’s usual top-tier build quality, it’s a no-brainer. If you’re serious about being seen on the road, or just want a rear light that works every time, this is the one. Another win from OLIGHT—I’m a proud fan for good reason.

### ⭐⭐⭐⭐⭐ Good Upgrade
*by A***W on February 8, 2026*

Recently upgraded this from a super cheap light with little features. This light is lightweight, compact, and has excellent battery life. I can pretty much set and forget it. The different strobe features are nice and is bright at night so I know I am safe on the road. You can mount this anywhere on your seatpost; I have this and a saddle bag and works great. No rattling, movement, or risk falling off since I've had it. I'd purchase this again.

### ⭐⭐⭐⭐⭐ Bright, neat, tidy!
*by A***R on February 7, 2026*

I just love this little light. Yes it’s bright, easy to operate, and sturdy. But what really stands out for me is that it’s all so neat and tidy. The underseat mount, in particular is a very nice touch. It clips onto your seat rails and stays nicely tucked up in there. And the tiny light itself is easily clipped onto and off of said mount for charging. Props to Olight for coming up with such a clean design. It looks proper on my family’s high end eMtbs!

## Frequently Bought Together

- OLIGHT RN 120 C Bike Lights, 120 Lumens Tail Light 260 Degree Visibility, 1500m Viewable Range, USB Rechargeable Bike Break Light, IPX6 Waterproof, Road and Urban Cyclists
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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-04-23*