---
product_id: 63254257
title: "Auto Start/Stop-Brake Sensing-Smart USB Rechargeable Bike Tail Light-Ultra Bright-IPx6 Waterproof-Red High Intensity Rear LED Accessories Fits On Any Road Bikes-Cycling Safety Commuter Light"
brand: "achaiacn"
price: "₨15204"
currency: LKR
in_stock: true
category: "Sports"
url: https://www.desertcart.lk/products/63254257-auto-start-stop-brake-sensing-smart-usb-rechargeable-bike-tail
store_origin: LK
region: Sri Lanka
---

# Auto Start/Stop-Brake Sensing-Smart USB Rechargeable Bike Tail Light-Ultra Bright-IPx6 Waterproof-Red High Intensity Rear LED Accessories Fits On Any Road Bikes-Cycling Safety Commuter Light

**Brand:** achaiacn
**Price:** ₨15204
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Auto Start/Stop-Brake Sensing-Smart USB Rechargeable Bike Tail Light-Ultra Bright-IPx6 Waterproof-Red High Intensity Rear LED Accessories Fits On Any Road Bikes-Cycling Safety Commuter Light by achaiacn
- **How much does it cost?** ₨15204 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/63254257-auto-start-stop-brake-sensing-smart-usb-rechargeable-bike-tail)

## Best For

- achaiacn enthusiasts

## Why This Product

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

## Description

******The team in the US worked to establish the design language****** ✅Ingratiated brake sensing techniques. ✅COB LED. ✅Full 6061 Aluminium alloy chassis. ✅Automatically turn on/off depending on the light intensity and motion. ✅Automatically switch to sleep mode to save power. ✅Seat rail mounting ✅Three flash modes. ✅20hrs+ run time. ✅400mAh Li-ion re-chargeable battery. ✅USB charging. ✅Charge stage indicate. ✅Compact and Light weight design (38g). ✅IPx6 Water proof. ✅Auto/Manual mode switch*. ✅Note: *Manual mode need to switch on/off the light manually.

## Features

- ✅Wide field of view, effective recognition.180-Degree field of view width, visibility up to 150m, utilization of high-brightness COB LED+EnSca lens, bright light but not dazzling, concentrated light source, high recognition, all clearly visible for night no matter rain or fog.
- ✅Protect visual nerve and reduce glasses fatigue. Using 700 nm red light source and 200 lumen light intensity to avoid repeated adjustment of visual nerve while riding at night, protecting visual acuity, observing the surrounding environment more clearly and ensuring safety.
- ✅Automaticly start and stop, save time and no worry. Integrated vibration and light sensors, matching optimized algorithms, detect movement will automatically boot when the light is below 200 lumens, without manual intervention. Light flashes while lacking of power.
- ✅Brake lights, same as car brake lights. Integration of high sensitivity acceleration sensor, automatically switch to brake light mode when decelerating, lights highlight warning rear car.
- ✅Proper to any abusive environment. CNC 42 processes to make black high-hardness aluminum alloy shell, complete package. IPx6 waterproof and dustproof, water spray from any direction will not enter the interior.

## Images

![Auto Start/Stop-Brake Sensing-Smart USB Rechargeable Bike Tail Light-Ultra Bright-IPx6 Waterproof-Red High Intensity Rear LED Accessories Fits On Any Road Bikes-Cycling Safety Commuter Light - Image 1](https://images-na.ssl-images-amazon.com/images/I/51-N0TFl8TL.jpg)
![Auto Start/Stop-Brake Sensing-Smart USB Rechargeable Bike Tail Light-Ultra Bright-IPx6 Waterproof-Red High Intensity Rear LED Accessories Fits On Any Road Bikes-Cycling Safety Commuter Light - Image 2](https://images-na.ssl-images-amazon.com/images/I/512RMSeshOL.jpg)
![Auto Start/Stop-Brake Sensing-Smart USB Rechargeable Bike Tail Light-Ultra Bright-IPx6 Waterproof-Red High Intensity Rear LED Accessories Fits On Any Road Bikes-Cycling Safety Commuter Light - Image 3](https://images-na.ssl-images-amazon.com/images/I/410rudi%2BudL.jpg)
![Auto Start/Stop-Brake Sensing-Smart USB Rechargeable Bike Tail Light-Ultra Bright-IPx6 Waterproof-Red High Intensity Rear LED Accessories Fits On Any Road Bikes-Cycling Safety Commuter Light - Image 4](https://images-na.ssl-images-amazon.com/images/I/51f5-iYwNQL.jpg)
![Auto Start/Stop-Brake Sensing-Smart USB Rechargeable Bike Tail Light-Ultra Bright-IPx6 Waterproof-Red High Intensity Rear LED Accessories Fits On Any Road Bikes-Cycling Safety Commuter Light - Image 5](https://images-na.ssl-images-amazon.com/images/I/51HlFF3gxDL.jpg)

---

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**Shop now:** [https://www.desertcart.lk/products/63254257-auto-start-stop-brake-sensing-smart-usb-rechargeable-bike-tail](https://www.desertcart.lk/products/63254257-auto-start-stop-brake-sensing-smart-usb-rechargeable-bike-tail)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-02-12*