---
product_id: 196843494
title: "10,400mAh Waterproof Bike Light Battery - Now Higher Capacity - Works with Most CREE 8.4v LED Bike Lights, and All Our 8.4v Lights (Blaze, Helios and Stamina Models)"
brand: "bright eyes"
price: "¥13741"
currency: JPY
in_stock: true
category: "Bright Eyes"
url: https://www.desertcart.jp/products/196843494-10-400mah-waterproof-bike-light-battery-now-higher-capacity-works
store_origin: JP
region: Japan
---

# Compatible with most 8.4v CREE LED lights IP65 waterproof rating 10,400mAh ultra capacity 10,400mAh Waterproof Bike Light Battery - Now Higher Capacity - Works with Most CREE 8.4v LED Bike Lights, and All Our 8.4v Lights (Blaze, Helios and Stamina Models)

**Brand:** bright eyes
**Price:** ¥13741
**Availability:** ✅ In Stock

## Summary

> 🔦 Power your ride, rain or shine—never get left in the dark again!

## Quick Answers

- **What is this?** 10,400mAh Waterproof Bike Light Battery - Now Higher Capacity - Works with Most CREE 8.4v LED Bike Lights, and All Our 8.4v Lights (Blaze, Helios and Stamina Models) by bright eyes
- **How much does it cost?** ¥13741 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/196843494-10-400mah-waterproof-bike-light-battery-now-higher-capacity-works)

## Best For

- bright eyes enthusiasts

## Why This Product

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

## Key Features

- • **Proudly USA-Based:** Support quality and reliability with a brand committed to American craftsmanship and customer care.
- • **Endurance Powerhouse:** Ride longer with a massive 10,400mAh battery that outlasts the competition.
- • **Weatherproof Warrior:** IP65 waterproof design means your light stays bright rain or shine—no excuses.
- • **Universal Compatibility:** Seamlessly powers Blaze, Helios, Stamina, and most 8.4v CREE LED bike lights.
- • **Upgrade with Confidence:** Direct replacement and upgrade for Bright Eyes Stamina, Helios, and Blaze models.

## Overview

The Bright Eyes 10,400mAh Waterproof Bike Light Battery delivers ultra-long runtime with a high-capacity 10,400mAh cell, compatible with most 8.4v CREE LED bike lights including Blaze, Helios, and Stamina models. Featuring an IP65 waterproof rating, it ensures reliable performance in all weather conditions. Proudly USA-based, this battery is the ultimate upgrade for serious cyclists seeking endurance, versatility, and trusted quality.

## Description

Buy Bright Eyes 10,400mAh Waterproof Bike Light Battery - Now Higher Capacity - Works with Most CREE 8.4v LED Bike Lights, and All Our 8.4v Lights (Blaze, Helios and Stamina Models): Lighting Parts & Accessories - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- Bright Eyes 10,400mAh Bike Light Battery: Ultra capacity for enduring long rides with enduring bright lights.
- Upgrade Your Battery: Replaces Bright Eyes Stamina battery, Upgrades Helios, and Blaze models for longer runtime.
- Versatile: Also compatible with most similar 8.4v external battery bike lights
- Proudly USA-Based: Unlike our competition, we are proud to be a USA-based company, committed to delivering quality and reliable products while providing excellent support to our customers across the nation.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B083XKW1QS |
| Auto Part Position | Rear |
| Best Sellers Rank | #175,121 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #281 in Bike Headlights |
| Brand Name | Bright Eyes |
| Color | 10,400mAh BATTERY ONLY |
| Customer Reviews | 4.6 4.6 out of 5 stars (68) |
| International Protection Rating | IP65 |
| Light Output Maximum | 1800 lumens |
| Manufacturer | Bright Eyes |
| Manufacturer Part Number | 6123019 |
| Material Type | Plastic |
| Mounting Type | Handlebar Mount |
| Number of Items | 1 |
| Number of Packs | 1 |
| Number of settings | 1 |
| Power Source | Battery Powered |
| Unit Count | 1 Count |
| Water Resistance Level | Waterproof |

## Product Details

- **Auto Part Position:** Rear
- **Brand:** Bright Eyes
- **Color:** 10,400mAh BATTERY ONLY
- **International Protection Rating:** IP65
- **Light Output Maximum:** 1800 lumens
- **Material:** Plastic
- **Mounting Type:** Handlebar Mount
- **Number of settings:** 1
- **Power Source:** Battery Powered
- **Water Resistance Level:** Waterproof

## Images

![10,400mAh Waterproof Bike Light Battery - Now Higher Capacity - Works with Most CREE 8.4v LED Bike Lights, and All Our 8.4v Lights (Blaze, Helios and Stamina Models) - Image 1](https://m.media-amazon.com/images/I/41YLhbnp-DL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.jp/products/196843494-10-400mah-waterproof-bike-light-battery-now-higher-capacity-works](https://www.desertcart.jp/products/196843494-10-400mah-waterproof-bike-light-battery-now-higher-capacity-works)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-09-26*