---
product_id: 419902781
title: "OLIGHT RN 400 Rechargeable Bike Headlights 400 Lumens for Road Urban Cyclists, USB Type C Charging, 1x 900mAh Battery Included, IPX7 Waterproof"
brand: "olight"
price: "¥399"
currency: JPY
in_stock: false
url: https://www.desertcart.jp/products/419902781-olight-rn-400-rechargeable-bike-headlights-400-lumens-for-road
store_origin: JP
region: Japan
---

# 400 lumens max brightness 900mAh rechargeable battery IPX7 waterproof rating OLIGHT RN 400 Rechargeable Bike Headlights 400 Lumens for Road Urban Cyclists, USB Type C Charging, 1x 900mAh Battery Included, IPX7 Waterproof

**Brand:** olight
**Price:** ¥399
**Availability:** ❌ Out of Stock

## Summary

> 🚴‍♂️ Light up your night, own the urban streets!

## Quick Answers

- **What is this?** OLIGHT RN 400 Rechargeable Bike Headlights 400 Lumens for Road Urban Cyclists, USB Type C Charging, 1x 900mAh Battery Included, IPX7 Waterproof by olight
- **How much does it cost?** ¥399 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/419902781-olight-rn-400-rechargeable-bike-headlights-400-lumens-for-road)

## 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:** Cut charging downtime with fast USB-C charging—get back on the road quicker and never miss a ride.
- • **Anti-Glare Safety Lens:** Smart downward beam design protects oncoming traffic and pedestrians, elevating your night ride safety game.
- • **Weatherproof Reliability:** IPX7 waterproof rating means rain or shine, your light stays tough and your ride uninterrupted.
- • **Versatile Mounting Options:** Seamlessly attach to helmet, handlebar, or action camera mounts—adapt your light to every adventure.
- • **Brilliant 400 Lumens Output:** Illuminate your urban rides with powerful, eye-catching brightness that commands attention and ensures safety.

## Overview

The Olight RN 400 Rechargeable Bike Headlight delivers a robust 400 lumens brightness with a smart anti-glare lens to enhance night safety. Featuring a fast USB-C charging port and a durable 900mAh battery, it offers up to 7 hours of runtime. Its IPX7 waterproof rating ensures reliable performance in all weather conditions. Designed for versatility, it mounts easily on helmets, handlebars, or action cameras, making it the perfect companion for urban cyclists and daily commuters seeking dependable, high-quality illumination.

## Description

bicycle light led night headlight riding tail usb charging cycling rear flashing mtb lamp powered waterproof lumens helmet mount scooter bright accessories biking lights luz delantera de bicicleta RN 400 adopts high efficiency optical lens with a maximum output of 400 lumens. All in one design bike headlight is suitable for urban riding and daily commuting. The anti-glare light distribution with safe cut-off line is to reduce visual distractions for motorists, cyclists or pedestrians. Equipped with fast charging USB-C port, RN 400 supports large charging current, effectively reducing charging time. Designed with a Garmin mount, RN 400 can be tightly installed on helmet, handlebar, or under G-PRO camera. With IPX7 waterproof rating, it's a reliable companion for your daily riding. Brightness: 400lm Charging Port: Type-C Runtime: 7h DIMENSIONS: Length: 2.83in/72m Width: 1.22in/31mm Height: 1.22in/31mm Weight: 3oz/85g BODY MATERIAL: Aluminum Alloy Package Included: RN 400 x 1 Handlebar mount x 1 Silicon strap x 4 USB-C cable x 1 3mm hex x 1 User manual x 1 G-PRO mount

## Features

- [Attention] Before use, please hold the button for 3 Seconds to unlock the bike light. Otherwise the button will flash red and the light will not turn on due to the built-in locking function
- [Rechargeable Bikelight] Olight RN 400 is a bike headlight with a max output of 400 lumens and equipped with a fast-charging USB-C port, supports large current charging, effectively reduced charging time
- [Secure Anti-glare Lens] The “anti-glare” design of RN 400 moves the light beam downward, to avoid blinding the oncoming motorists or pedestrians, increasing night riding safety on road
- [IPX7 Waterproof] IPX7 waterproof rate makes the bike light capable to withstand water immersion up to 1m depth, which renders the riding safer even if it rains and reduces the interference of rainy days on cycling to a large extent
- [Easy to Read Battery Indicator] At standby mode, short press the power button will automatically display the power status of the RN 400 for three seconds. Green: 21%-100%; Red: 11%-20%; Red in Flash: 1%-10%
- [Multi-functional Headlight] Designed with a mount, RN 400 can be tightly installed on the helmet, handlebar, or under the camera. All in one design bike headlight is suitable for urban riding and daily commuting

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08MTWKV4G |
| Auto Part Position | Front |
| Best Sellers Rank | #193,305 in Sports, Fitness & Outdoors ( See Top 100 in Sports, Fitness & Outdoors ) #692 in Cycling Headlights |
| Brand Name | Olight |
| Colour | Green,Red |
| Customer Reviews | 4.5 4.5 out of 5 stars (791) |
| International Protection Rating | IPX7 |
| Item Dimensions L x W x H | 7.2L x 3.1W x 3.1H Centimeters |
| Item Weight | 85 Grams |
| Light Output Maximum | 400 Lumens |
| Manufacturer | OLIGHT |
| Manufacturer Part Number | Olight-RN400 |
| Material Type | Led |
| Mounting Type | Handlebar Mount |
| Number of Items | 1 |
| Number of Packs | 1 |
| Number of settings | 1 |
| Power Source | Battery Powered |
| Water Resistance Level | Waterproof |
| Whats In The Box1 - Whats In The Box3 | 3mm hex x 1, Handlebar mount x 1, RN 400 x 1, Silicon strap x 4, USB-C cable x 1 |

## Product Details

- **Brand:** Olight
- **Colour:** Green,Red
- **Item Weight:** 85 Grams
- **Light Output Maximum:** 400 Lumens
- **Material:** Led
- **Mounting Type:** Handlebar Mount
- **Number of settings:** 1
- **Power Source:** Battery Powered
- **Product Dimensions:** 7.2L x 3.1W x 3.1H Centimeters
- **Water Resistance Level:** Waterproof

## Images

![OLIGHT RN 400 Rechargeable Bike Headlights 400 Lumens for Road Urban Cyclists, USB Type C Charging, 1x 900mAh Battery Included, IPX7 Waterproof - Image 1](https://m.media-amazon.com/images/I/61TwNTS8ACL.jpg)
![OLIGHT RN 400 Rechargeable Bike Headlights 400 Lumens for Road Urban Cyclists, USB Type C Charging, 1x 900mAh Battery Included, IPX7 Waterproof - Image 2](https://m.media-amazon.com/images/I/413bNBahAPL.jpg)
![OLIGHT RN 400 Rechargeable Bike Headlights 400 Lumens for Road Urban Cyclists, USB Type C Charging, 1x 900mAh Battery Included, IPX7 Waterproof - Image 3](https://m.media-amazon.com/images/I/41J+oMgG3zL.jpg)
![OLIGHT RN 400 Rechargeable Bike Headlights 400 Lumens for Road Urban Cyclists, USB Type C Charging, 1x 900mAh Battery Included, IPX7 Waterproof - Image 4](https://m.media-amazon.com/images/I/416Hq7JrqHL.jpg)
![OLIGHT RN 400 Rechargeable Bike Headlights 400 Lumens for Road Urban Cyclists, USB Type C Charging, 1x 900mAh Battery Included, IPX7 Waterproof - Image 5](https://m.media-amazon.com/images/I/51hzEAK3hSL.jpg)

## Questions & Answers

**Q: Why can I not use RN 400 after receiving it?**
A: Before first use, please hold the power button about 3 seconds to unlock the bike light. Otherwise the button will flash red and the light will not turn on.

**Q: What is the diameter of the handlebar that RN 400 is suitable for installation on?**
A: RN 400 fits 28.6-35.0 mm (3 sizes of straps offered)handlebar diameter, including aero options.

## Frequently Bought Together

- OLIGHT RN 400 LED Bike Lights, 400 Lumens USB Type-C Rechargeable Front Light, IPX7 Waterproof Bicycle Headlight for Road Urban Cyclists Black
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- OLIGHT Seemee 30 C Bike Light 30 Lumens Tail Light 230 Degree Visibility, 800m Viewable Range, USB Rechargeable Bike Break Light, IPX6 Waterproof, Road and Urban Cyclists

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-14*