---
product_id: 90767449
title: "ROCKBROS Electronic Bicycle Horn Cycling Electric Bells Mini E-Bell Rainproof MTB Bicycle Lightweight 75 DB Bike Handlebar Bell Adult"
brand: "rockbros"
price: "S$29"
currency: SGD
in_stock: true
category: "Rockbros"
url: https://www.desertcart.sg/products/90767449-rockbros-electronic-bicycle-horn-cycling-electric-bells-mini-e-bell
store_origin: SG
region: Singapore
---

# 1-year battery life IPX4 water-resistant 75 dB loudness ROCKBROS Electronic Bicycle Horn Cycling Electric Bells Mini E-Bell Rainproof MTB Bicycle Lightweight 75 DB Bike Handlebar Bell Adult

**Brand:** rockbros
**Price:** S$29
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Ring in your ride with style and power — never blend into the crowd!

## Quick Answers

- **What is this?** ROCKBROS Electronic Bicycle Horn Cycling Electric Bells Mini E-Bell Rainproof MTB Bicycle Lightweight 75 DB Bike Handlebar Bell Adult by rockbros
- **How much does it cost?** S$29 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/90767449-rockbros-electronic-bicycle-horn-cycling-electric-bells-mini-e-bell)

## Best For

- rockbros enthusiasts

## Why This Product

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

## Key Features

- • **All-Weather Ready:** IPX4 water-resistant design keeps you ringing rain or shine without a hitch.
- • **Long-Lasting Power:** Button batteries deliver up to 1 year of reliable use—ride worry-free.
- • **Sleek & Lightweight:** At just 33g, this modern e-bell blends style with function for the urban pro.
- • **Effortless Handlebar Fit:** Elastic silicone band adapts to various handlebar sizes—no tools, no damage.
- • **Triple-Tone Alert System:** Switch between 3 distinct sounds to match your vibe and grab attention instantly.

## Overview

The ROCKBROS Electronic Bicycle Horn is a compact, lightweight e-bell featuring three selectable loud tones at 75 dB, designed for clear alerts in moderate traffic. Its IPX4 water-resistant silicone casing ensures durability in wet conditions, while the elastic mount fits various handlebar sizes without damage. Powered by button batteries lasting up to one year, this modern cycling accessory combines functionality with sleek design, ideal for adult cyclists seeking a reliable and stylish alert system.

## Description

Shop ROCKBROS Electric Bike Bell 75dB Loud Alarm Lightweight Mini Bicycle Bells | Water Repellent Bicycle Horn for Mountain Road Bikes, Scooter, MTB & BMX, Suitable for Kids Adults, Blue. Free delivery and returns on all eligible orders.

## Features

- 3 TYPES OF SOUNDS: The sound is very loud and clear. There are three models of sounds. After pressing for 3 seconds on the switch, you can change another sound.
- IPX4 WATER-RESISTANT AND SHOCK-RESISTANT: The electric bell is waterproof and you can also use it when it rains. ATTENTION: Do not immerse in water.
- QUICK INSTALLATION: The bell is mounted by a hook on the back. And the band is elastic and gentle to adjust different diameters and also not damage the handlebars.
- BUTTON BATTERY: Two batteries and the life span is about 1 year.
- QA: We offer one year quality assurance, if you have any quality problems, please contact us and we can help you to solve the problem!!! Note：the volume is not loud enough in a place with lots of cars, so it's not suitable to use in the busy street.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B077HS78WM |
| Best Sellers Rank | 10,013 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 37 in Bike Bells |
| Brand Name | ROCKBROS |
| Colour | Blue |
| Customer Reviews | 3.7 3.7 out of 5 stars (4,944) |
| Item Dimensions L x W x H | 30W millimetres |
| Item Highlight | Water Repellent Bicycle Horn for Mountain Road Bikes, Scooter, MTB & BMX, Suitable for Kids Adults, Blue |
| Item Weight | 33 Grams |
| Manufacturer | ROCKBROS |
| Manufacturer Part Number | CB1709BU |
| Material Type | Silicone |
| Minimum Compatible Size (in inches) | 100 Millimetres |
| Model Number | CB1709BU |
| Mounting Type | Handlebar Mount |
| Product Style | Modern |
| Size | S |
| UPC | 657835005474 |

## Product Details

- **Brand:** ROCKBROS
- **Colour:** Blue
- **Material:** Silicone
- **Size:** S
- **Style:** Modern

## Images

![ROCKBROS Electronic Bicycle Horn Cycling Electric Bells Mini E-Bell Rainproof MTB Bicycle Lightweight 75 DB Bike Handlebar Bell Adult - Image 1](https://m.media-amazon.com/images/I/61mjHg205pL.jpg)

## Available Options

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

## Questions & Answers

**Q: Will it fit a 32 mm dia handle bar ?**
A: Hi, yes, this bike bell fits most bicycle handlebars.

**Q: what country is this product manufactured in please?**
A: Hi, our manufacture company is in China, thanks!

**Q: What are the 3 sounds**
A: 1: A clown horn - Honk Honk
2: A gym whistle
3: A car alarm

**Q: What are the 3 sounds**
A: Sounds like rape alarm

## Frequently Bought Together

- ROCKBROS Electronic Bicycle Horn Cycling Electric Bells Mini E-Bell Rainproof MTB Bicycle Lightweight 75 DB Bike Handlebar Bell Adult
- Balhvit Bike Light Set, Super Bright USB Rechargeable Waterproof Mountain Road Safety & Easy Mount LED Bicycle Lights, USB Cycling Front & Rear Light

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**Shop now:** [https://www.desertcart.sg/products/90767449-rockbros-electronic-bicycle-horn-cycling-electric-bells-mini-e-bell](https://www.desertcart.sg/products/90767449-rockbros-electronic-bicycle-horn-cycling-electric-bells-mini-e-bell)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-10-11*