Rockbros Smart Tail Light -Bicycle Smart Auto Brake Sensing Light

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Product Details

Rockbros smart tail light


  • SMART SPEED SENSING & EASY to INSTALL automatically switch to High light mode when decelerating, ultra-lights warning back rider to enhance your safety. You can mount Rockbros smart tail light with the metal mounting bracket or an adjustable silicone strap.
  • BATTERY SAVING – The bike smart brake light will be automatically switched off when detect in no motion after 30 sec. Once touch Rockbros smart tail light or detect the bike moving, the light will automatically turn on. It’s more convenient to use and saves valuable time.
  • INTELLIGENT ON – 4 light modes for your choice: slow flash, breathing flicker, and steady on. Under the weak light circumstance, this rockbros smart tail light bike taillight brake sensor will automatically detect it and turn on for eye-catching back rider and car driver.
  • USB RECHARGEABLE & SUPER LONG STANDBY – Support quickly charging, the rechargeable Rockbros smart tail light can be power by a 2A cable. Built-in 400mAh Li-ion battery, the taillight lasting 50 hours running time in full charging of 20-30 minutes.
  • WATER RESISTANT & SHOCK RESISTANT – Adopted with aluminum alloy, the braking tail light has a nice touch and awesome appearance. It is against splashing water from any angle withstands all adverse weather conditions.


  • Smart Brake Sensing Bike Tail Light

Automatically switch to High light mode when decelerating, ultra-bright for 5-sec lights warning back rider. (Bike Brake Light)

  • Intelligent Light Sensing Rear Bike Light

Under the weak-light circumstance, this bike tail light will detect and auto ON whenever the bike is in motion. Under the High-light circumstance, this bike tail light will auto OFF.

  • Auto ON/OFF Motion Sensing Bike Back Light Auto switches off the bike rear light when no motion is detected within 30 seconds. Auto switches on the rear bike light when detected in motion.

High brightness, visibility up to 150 meters.

  • Ultra Bright Bike Taillight The tail light emits an eye-catching beam for warning the back rider or car. Don’t worry about being knocked over by others.
  • Smart Bicycle Tail Light Adopted of floodlight optical lampshade, the brightness increase by 55%.Four power indicators to show the battery left. Aluminum alloy button for a nice touch.

USB Rechargeable Bicycle Back Light

  • Just uninstall it from the mount, and take it to charge.
  • Power by the USB cable Such as computer, power bank and car charger.
  • Normal Flash Mode can up to 50 hours.
  • Breathing Flash Mode can be up to 40 hours.
  • Fash Flash Mode can up to 40 hours.
  • Steady on Mode can be up to 20 hours.
  • Headlights + Taillights is more cost-effective

If you need to purchase, please click on the image below

About Charging

Please use the charging cable included in the package to charge, otherwise, it may cause damage to the lights

Product Details

1. Full 6061 Aluminium alloy chassis.
2. Automatically turn on/off depending on the light intensity and motion.
3. Automatically switch to sleep mode to save power.
4. Seat rail mounting
5.4 flash modes.
6.20hrs+ run time.
7.400mAh Li-ion rechargeable battery.
8. USB charging.
9. Battery indicator ( flashes every 6 seconds)
10. Compact and Lightweight design (55g).
11.IPx6 Waterproof.

Smart Light Sensing

Using highly sensitive smart sensor chip rockbros smart tail light is
Able to correctly detect vibration and braking action

COB LED +Ensca lens

High visibility rockbros smart tail light at night but not dazzling

Comparison Of Old & New Technology

Compared with the old taillights, the new Q5 taillights use more technical quality lamp beads and lenses.
Make the light soft, not hurt the eyes, more secure and stable.

Old Model-fog Lens

Low cost, simple process, soften the light by reducing brightness

Q5-Optical Lens

High cost, complicated process, keep light transparent and bright without glare

Old Model-LED Patch

Low cost, simple process, and short life
More dazzling at the same brightness

Q5-COB Inversion

High cost, complicated process
Longer life, more stable
Softer at the same brightness

Brake Sensing-Integrated Accelerometer

Q5 comes with a built-in accelerometer/high-performance MCU and powers by the three-level digital filter algorithm which ensures correct detection a brake

Shock Sensing

Automatically turn off the lights when there is no vibration for 30 seconds, and turn on automatically when you feel the vibration
(Except in constant light mode)

Smart Light Sense

Built-in light sensor
Works in harmony with vibration induction
Smart Start and stop saves power

The strobe and constant light modes are manually controlled and are not affected by the sensing element

The SOS and Bright modes are manually controlled and are not affected by the sensing element

Battery Indicator

The indicator light flashes every 6 seconds, prompting the current battery

Switch modes at will

Click to switch the flashing mode: Flashing-Breathing-SOS-Shutdown

IPX6 Waterproof Design

Proper to any abusive environment

Compact and Lightweight design

CNC Aluminum Alloy Shell

Anti-scratch and anti-fall

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Shipping & Payment


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

  • If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
  • If you received the wrong item you can request a refund or a reshipment.
  • If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

We do not issue the refund if:

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of Naliss (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

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A few reasons why buy from us:


We try our best to make your shopping experience not only pleasant, seamless and hassle-free, but also secure.


Enjoy flexible international shipping services that currently operate in over 200 countries across the world.


It's okay to change your mind! You can send your order back for a full refund, we've got you covered with our full Buyer protection.


Brand new products are available on a regular basis.


We don't want you to choose between the best value and the best service. That's why we offer competitive pricing.


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