Ride Safer with a Smarter Bicycle Taillight
Enhance your visibility and safety on the road with this intelligent brake-sensing bicycle taillight. Engineered for modern cyclists, this high-performance taillight automatically turns on and off based on movement, lights up instantly when braking, and adapts to your environment with multiple brightness modes. Whether you’re commuting through city streets or enjoying a long countryside ride, this light keeps you visible — and safe — at all times.
Why This Taillight Stands Out
Unlike standard bike lights, this smart taillight uses advanced motion sensing technology to detect when you’re slowing down or coming to a stop, alerting vehicles and pedestrians behind you with a bright, immediate signal. No switches, no hassle — it powers on when you ride and shuts off when you park. With its durable plastic build and IPX6 waterproof rating, it’s made to handle the elements and keep working in rain, splashes, and muddy trails. The easy, tool-free seatpost mounting ensures you’ll be up and riding in minutes.
Product Features
- Automatic Brake Detection: Lights up when braking to alert others instantly
- Auto On/Off Function: No buttons needed – it works when you do
- IPX6 Waterproof Design: Ride confidently in rainy or wet conditions
- Multiple Light Modes: Choose from 5 to 8 brightness levels to suit your environment
- Durable Plastic Housing: Lightweight yet tough enough for everyday use
- Certified for Safety: Meets rigorous CE standards for road visibility and reliability
- Battery-Powered: Efficient energy use for long-lasting performance
Benefits You’ll Appreciate
- Boosts road visibility and rider confidence during day or night rides
- Gives instant brake alerts to cars and cyclists behind you
- Stays dry and operational even in heavy rain or puddles
- Saves battery life by powering down automatically when not in use
- Installs easily on any bike seatpost with a secure fit
Perfect for All Cyclists
This smart taillight is best used for urban commuting, evening training rides, or weekend adventures where visibility is essential. Whether you’re riding on busy roads, in low-light conditions, or during sudden weather changes, this taillight ensures you’re always seen and safe. Its intelligent sensing, waterproof build, and sleek design make it an essential upgrade for any bike setup.
Stay Seen, Stay Safe
Don’t compromise on safety. Add this intelligent brake-sensing taillight to your bike and enjoy a smarter, safer ride — no matter where your journey takes you. It’s more than just a light. It’s peace of mind on every ride.
Ready to ride smarter? Get yours now and light the way to safer cycling.
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 |
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.
Refunds
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 Bestsellers Paid (i.e. not cleared by customs, delayed by a natural disaster).
- Other exceptional circumstances outside the control of https://majesty.sale
*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.
Exchanges
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.
Customer Reviews
Write a Review
We Think You’ll Love
Top picks just for you
Man, let me tell you about this taillight I recently got. It's nothing short of a real game changer, a true lifesaver! Riding on the road can be dicey sometimes but with this bad boy at my back, I'm feeling safer than ever before. What really sets it apart from the rest is its automatic brake detection feature. This thing lights up like a Christmas tree as soon as you hit the brakes which does wonders in letting others know that you're slowing down or stopping. It's like having an extra set of eyes watching your back! Day or night, rain or shine, it doesn't matter because this little device shines bright and clear no matter what time of day it is. And for someone who loves to cycle around town regardless of whether the sun's out or not - that kind of visibility and security means everything. Another cool thing about this taillight? Installation was a total breeze! No need for fancy tools or professional help here folks – just snap it on and off you go. You don't have to be some sort of bike guru to get this light up and running. And finally, let’s talk confidence boosters! Ever since adding this gem onto my ride, I've noticed an uptick in how secure I feel while biking through busy streets and intersections. Knowing that drivers behind me are alerted when I'm braking gives me peace of mind so I can focus more on enjoying my ride instead. So if anyone asks me if getting one is worth it? A big thumbs-up from yours truly!
This holder is a fantastic addition to my bike! It's lightweight and compact, which I appreciate because it doesn't add any unnecessary weight or bulk. But what really sets this apart are the built-in taillights that significantly boost visibility during night rides - making me feel much safer on the road. The rugged construction is also a bonus as it can withstand regular use and outdoor conditions.
Excellent
No more fumbling for buttons in the dark! I love how this light just knows when to turn itself on and off. And with multiple brightness levels, I can tailor it perfectly to any riding condition.
What caught my eye with this product was its dual functionality - not only does it hold your water bottle securely but also enhances your visibility with its built-in taillights! Its compact size and lightweight design are perfect for someone like me who prefers minimalistic biking gear.
Love that this taillight is waterproof - no worries about getting caught in a downpour anymore! Also appreciate its durability and lightweight design.
satisfactory
I'm impressed by how long-lasting the battery life of this bicycle taillight is – thanks to its smart auto power-down function when not in use!
I was pleasantly surprised by how easy this was to install on my bike. No tools were needed, no hassle involved - just simple installation. Once installed, it securely holds my water bottle in place even when I'm riding on bumpy trails. And let's not forget about those safety taillights; they're such an excellent feature for enhancing road safety during nighttime rides!
I'm thoroughly impressed with how well-made this holder is despite being so light and compact! It fits perfectly onto my bike without adding any extra weight or bulkiness while ensuring that my water bottle stays secure during every ride. But what really sets it apart from other holders I've used before are its built-in taillights that significantly enhance visibility during night rides - making me feel safer on the road.
worthwhile
This bike light has been great for late-night rides home from work. With automatic brake detection and various brightness levels, I feel much safer knowing cars behind me are alerted promptly.
The durability of this holder exceeded all my expectations! Despite being so light and compact, it has managed to withstand all sorts of weather conditions while holding onto my water bottle tightly throughout every ride. Plus having tail lights is simply unbeatable!
Safety first right? Well this tail-light delivers exactly that with an added bonus: it meets rigorous CE standards which means reliability isn't even questioned here 🙌
ok
i don’t usually write reviews but i had to for this one...the auto on/off feature is so convenient especially if you're like me who often forgets things 😅 plus it’s waterproof so rain doesn’t bother me anymore 🌧️
The simplicity of installing this piece onto your bike without needing any special tools or assistance is incredible – just pure convenience right there! Not only does it offer a secure hold for your water bottle but also ensures safety through enhanced visibility during nighttime rides thanks to its built-in taillights.
this little device might be small but boy does it pack a punch 💥 automatically lights up when braking making sure everyone behind knows what’s happening saves battery too by shutting off when not needed perfect 👌
recommend
The plastic housing of this bicycle taillight may seem simple but trust me; it's surprisingly durable yet lightweight enough for everyday use. A real value-for-money purchase!
From its automatic brake detection to the various light modes, this taillight has been a great addition to my bike. It's waterproof and durable which makes it perfect for all weather conditions.
Installation was such a breeze with this product - no tools were needed at all! Once installed, it holds the water bottle firmly in place throughout every ride regardless if you're speeding down smooth roads or navigating through bumpy trails. And those built-in taillights? They're simply fantastic for nighttime biking!