---
product_id: 94769800
title: "Auto-Sensing Rear Light G2 -Super Bright LED Bike Tail Light - Auto On/Off & Deceleration Flash by Motion Sensing - USB Rechargeable - IPX5 - Made in Taiwan"
brand: "bikespark"
price: "R1250"
currency: ZAR
in_stock: true
category: "Bike Spark"
url: https://www.desertcart.co.za/products/94769800-auto-sensing-rear-light-g2-super-bright-led-bike-tail
store_origin: ZA
region: South Africa
---

# 20 lumens ultra bright output USB rechargeable Li-polymer battery IPX5 water resistant for all weather Auto-Sensing Rear Light G2 -Super Bright LED Bike Tail Light - Auto On/Off & Deceleration Flash by Motion Sensing - USB Rechargeable - IPX5 - Made in Taiwan

**Brand:** bikespark
**Price:** R1250
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Light up your ride, stay ahead of the pack!

## Quick Answers

- **What is this?** Auto-Sensing Rear Light G2 -Super Bright LED Bike Tail Light - Auto On/Off & Deceleration Flash by Motion Sensing - USB Rechargeable - IPX5 - Made in Taiwan by bikespark
- **How much does it cost?** R1250 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/94769800-auto-sensing-rear-light-g2-super-bright-led-bike-tail)

## Best For

- bikespark enthusiasts

## Why This Product

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

## Key Features

- • **360° Visibility:** 220-degree wide-angle illumination ensures you're seen from multiple angles on the road.
- • **Long-Lasting Power:** USB rechargeable battery keeps you riding longer without costly replacements.
- • **Rugged & Weatherproof:** IPX5 water resistance and durable rubber build keep your light shining rain or shine.
- • **Auto On/Off Convenience:** Motion-activated lighting means never worrying about turning your tail light on or off again.
- • **Smart Deceleration Flash:** Instant ultra-bright alert boosts your safety by signaling braking to drivers behind.

## Overview

The BikeSpark Auto-Sensing Rear Light G2 is a cutting-edge bike tail light featuring a patented deceleration sensing algorithm that triggers a super bright 20-lumen flash to alert vehicles behind you. It offers hassle-free auto on/off via motion detection, USB rechargeable Li-polymer battery, IPX5 water resistance, and 220-degree visibility, all designed and made in Taiwan for reliable, all-weather cycling safety.

## Description

desertcart.com : BikeSpark Auto-Sensing Rear Light G2 -Super Bright LED Bike Tail Light - Auto On/Off & Deceleration Flash by Motion Sensing - USB Rechargeable - IPX5 - Made in Taiwan : Sports & Outdoors

## Features

- Ride Safely with Confidence - BikeSpark’s Auto-Sensing Rear Lights detect bike deceleration with an innovative deceleration sensing algorithm, Vsenx (US Patent No. 10427594 B2). Once deceleration is detected, BikeSpark increases the brightness to ultra bright for 2 seconds, alerting and improving the reaction time of the person in any vehicle traveling behind.
- Auto ON/OFF - Press and Hold the Control Button until the Light is On and You are Good to Go. Never have to remember to turn off your rear light again! BikeSpark turns off automatically after 1 minute of inactivity, and turns on when motion is detected. The perfect balance of convenience, battery life and riding safety.
- Great Brightness - Super bright SMD LEDs provide excellent visibility, up to 20 lm with low power consumption.
- USB Rechargeable & Li-polymer Battery - No need to keep spending your money on batteries. BKS-G2 comes with a charging cable that charges from your computer, power bank or any device with a USB 2.0 port. Please fully charge the battery before using it.
- 220 Degree Visibility / Easy Installation / IPX5 Water Resistance / Four Lighting Modes with Safe Flashing Features / Made in Taiwan

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07J1WLLX4 |
| Auto Part Position | Rear |
| Best Sellers Rank | #370,441 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #426 in Bike Taillights |
| Brand Name | BikeSpark |
| Color | Black, Red |
| Customer Reviews | 4.3 4.3 out of 5 stars (322) |
| International Protection Rating | IPX5 |
| Item Weight | 0.1 kg |
| Light Output Maximum | 20 lumens |
| Manufacturer | J-MEX Inc. |
| Manufacturer Part Number | 4711404680069 |
| Material Type | Rubber |
| Mounting Type | Seat Mount |
| Number of Items | 1 |
| Number of settings | 4 |
| Power Source | Battery Powered |
| Unit Count | 1 Count |
| Water Resistance Level | Water Resistant |

## Product Details

- **Auto Part Position:** Rear
- **Brand:** BikeSpark
- **Color:** Black, Red
- **Item Weight:** 0.1 kg
- **Light Output Maximum:** 20 lumens
- **Material:** Rubber
- **Mounting Type:** Seat Mount
- **Number of settings:** 4
- **Power Source:** Battery Powered
- **Water Resistance Level:** Water Resistant

## Images

![Auto-Sensing Rear Light G2 -Super Bright LED Bike Tail Light - Auto On/Off & Deceleration Flash by Motion Sensing - USB Rechargeable - IPX5 - Made in Taiwan - Image 1](https://m.media-amazon.com/images/I/812z5NE81cL.jpg)

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**Shop now:** [https://www.desertcart.co.za/products/94769800-auto-sensing-rear-light-g2-super-bright-led-bike-tail](https://www.desertcart.co.za/products/94769800-auto-sensing-rear-light-g2-super-bright-led-bike-tail)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-09-29*