ROCKBROS Automatic Smart Brake Rear Light: Automatic brake light activation
"It lights up when you brake—because apparently, your bike should be smarter than some drivers." That's the pitch for the ROCKBROS Automatic Smart Brake Rear Light, a nifty gadget aiming to keep cyclists from becoming hood ornaments. This LED tail light isn't just another blinky thing; it's a safety upgrade that kicks into high gear the moment you hit the brakes, flashing a bright warning to anyone tailgating you in dim light or chaotic traffic. No more fumbling for a switch mid-panic stop.
Housed in a featherlight aluminum alloy shell, it shrugs off bumps and jolts like a pro, whether you're tearing down a mountain trail or dodging potholes on your city commute. And with an IPX6 waterproof rating, it laughs in the face of downpours—rain won't faze this little beast.
Power-wise, it's all about convenience: a USB-rechargeable battery that lasts ages, plus a battery level indicator so you're never caught with a dead light mid-ride. Slap it on your seat post in seconds, no tools required, and cycle through multiple lighting modes to match your vibe—steady glow for cruising, strobe for attention-grabbing. Daily commuters and weekend warriors alike will appreciate this extra layer of visibility, because staying seen is half the battle on today's roads.
Features
- USB rechargeable battery
- IPX6 waterproof rating
- Aluminum alloy construction
- Multiple lighting modes
- Battery level indicator
- Automatic brake light activation
General specs
- Brand: ROCKBROS
- Seller: Joom
- ID: 689bf16270c75501d632b65e
- Waterproof Rating: IPX6
- Material: Aluminum alloy
- Power Source: USB rechargeable battery
- Lighting Modes: Multiple modes
- Installation: Tool-free, easy installation
- First listed by seller: 8/24/25
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
#publicidad
$57.30
Last price update: 8/29/25
Out of stock
Price History for seller Joom
| Date | Price |
|---|---|
| 8/29/25 | $57.30 |
| 8/24/25 | $57.17 |
Shipping options
Delivery to 
Russia
Russia
Available
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| Brand | ROCKBROS | JOHO - CarGear | Xiao Home | LSB01 | ZuiyouSports | Foreverchic |
| Model | 2 | |||||
| Color | ||||||
| Rating |
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| Price | $57.30 | $28.37 | $20.21 | $18.14 | $28.84 | $18.53 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | Aug 26, 2025 | Feb 5, 2026 | Feb 6, 2026 | Feb 5, 2026 | Dec 8, 2025 | Feb 5, 2026 |
| Waterproof | Yes | Yes | Yes | |||
| Compatibility | Smart MTB systems | Universal bike | Road bikes, Mountain bikes | Road bikes, Mountain bikes | ||
Automatic Smart Brake Rear Light Automatic brake light activation
$57.30
