












ROCKBROS Bike Saddle Mount Tail Light
- Free Shipping:📦
Shipping Info
- US Warehouse In-stock: 3–4 business days
- 🌍International Shipping (if US out of stock): 7–10 business days
🚲 Bicycle Shipping
Delivery Times:
- Standard: 40–60 business days
- Expedited: 18–20 business days
Shipping Fees:
- Small Bikes: $20 (Standard) | $70 (Expedited)
- Large Bikes: $100 (Standard) | $250 (Expedited)
No extra taxes. Choose the option that works best for you.
We offer a 30-day hassle-free return and exchange policy starting from the date you receive your item. To be eligible, products must be unworn, unused, with tags attached, in original packaging, and accompanied by proof of purchase. If the item is defective, damaged, or incorrect, we cover the return shipping cost; for size or personal preference returns, the customer is responsible for shipping fees. Please inspect your order within 72 hours and contact us for any issues. EU customers have a 14-day no-questions-asked return right. Refunds will be processed within 10 business days after we receive and inspect your return. Please contact customer service before returning items and send returns to the designated address; unauthorized returns will not be accepted. For questions, email service@rockbrosbike.us.
At ROCKBROS, we offer a worry-free 1-year warranty to ensure your satisfaction. Whether it's a defect or product issue, simply reach out to us at service@rockbrosbike.us with your order details. We'll handle the rest to make sure your experience is smooth and hassle-free.

Product FEATURES
About this product:
Equipped with a brake and vibration sensor, this waterproof bright tail light is a safe and reliable choice for your bike rides. It comes with 3 different lighting modes to adapt to your requirements and lasts up to 10 hours in its brightest mode. This rear light can easily be mounted on the saddle rails and is compact enough to fit in your pocket!
Key Features:
- Built-in motion sensor to deliver maximum brightness when braking
- Very bright with 3 lighting modes
- Vibration sensor to automatically turn the light on/off
- Very durable construction
- IPX7 waterproof rating for moisture-resistance
- Compact and light in weight
- Easy saddle mount bracket
Very Bright with 3 Lighting Modes
Despite its diminutive size, this tail light is very bright and comes with steady and flashing modes to suit different riding conditions.
Intelligent Brake and Vibration Sensor
The rear light will light up bright for 2.5 seconds when you hit the brakes or follow a steady decrease in speed to warn the vehicles behind you. It will also automatically switch off after 50 seconds of inactivity and power up when you start riding.
Convenient to Handle
Weighing around 16 grams and measuring 4.5 x 3.6 x 1.35 cm in size, this light is very compact and light in weight, making it easily portable. It’s also super easy to install.
Good Battery Strength
With a 200mAh battery capacity, it will last up to 10 hours in bright mode, 15 hours in LED cyclic flashing, and 60 hours in flashing mode. It will charge within 2.5 hours.
Waterproof
It has an impressive water resistance of IPX7, but it’s advised not to submerge it in water for a prolonged period.
ROCKBROS Bike Saddle Mount Tail Light Specifications:
Brand: ROCKBROS
Product type: Saddle mount bike tail light
Model number: 24720004001
Material: PC
Colour: Black
Lamp bead model: 20 COB LED beads
Weight: ≈16 g
Size: 4.5 x 3.6 x 1.35 cm
Battery model:200 mAh lithium battery
Waterproof: IPX7
Product Warranty: 1 year
About this product:
Equipped with a brake and vibration sensor, this waterproof bright tail light is a safe and reliable choice for your bike rides. It comes with 3 different lighting modes to adapt to your requirements and lasts up to 10 hours in its brightest mode. This rear light can easily be mounted on the saddle rails and is compact enough to fit in your pocket!
Key Features:
- Built-in motion sensor to deliver maximum brightness when braking
- Very bright with 3 lighting modes
- Vibration sensor to automatically turn the light on/off
- Very durable construction
- IPX7 waterproof rating for moisture-resistance
- Compact and light in weight
- Easy saddle mount bracket
Very Bright with 3 Lighting Modes
Despite its diminutive size, this tail light is very bright and comes with steady and flashing modes to suit different riding conditions.
Intelligent Brake and Vibration Sensor
The rear light will light up bright for 2.5 seconds when you hit the brakes or follow a steady decrease in speed to warn the vehicles behind you. It will also automatically switch off after 50 seconds of inactivity and power up when you start riding.
Convenient to Handle
Weighing around 16 grams and measuring 4.5 x 3.6 x 1.35 cm in size, this light is very compact and light in weight, making it easily portable. It’s also super easy to install.
Good Battery Strength
With a 200mAh battery capacity, it will last up to 10 hours in bright mode, 15 hours in LED cyclic flashing, and 60 hours in flashing mode. It will charge within 2.5 hours.
Waterproof
It has an impressive water resistance of IPX7, but it’s advised not to submerge it in water for a prolonged period.
ROCKBROS Bike Saddle Mount Tail Light Specifications:
Brand: ROCKBROS
Product type: Saddle mount bike tail light
Model number: 24720004001
Material: PC
Colour: Black
Lamp bead model: 20 COB LED beads
Weight: ≈16 g
Size: 4.5 x 3.6 x 1.35 cm
Battery model:200 mAh lithium battery
Waterproof: IPX7
Product Warranty: 1 year





