Waterproof Tail Light for Road Biking Ultra Bright USB-C Rechargeable LED Bike Tail Light with Turn Signals

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Product Description

Smart Alarm Turn Signal Taillight | All-in-One Cycling Safety System The SF31 is a revolutionary multi-functional cycling taillight that integrates anti-theft alarm, brake sensing, turn signals, electronic bell, and smart lighting into one compact device. Designed for modern cyclists, it provides 360° protection and visibility.
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Basic Info
Model NO.
SF31
Certification
ISO9001
Application
Road Bike, Mountain Bike, Ordinary Bicycle
Color
Black
Usage
Caving, Night Ride, Daily, Hunt, Camping
Power Supply
Battery
Position
Rear Light
Type
LEDs
Brightness
93lm
Waterproof Rating
IP65
Brake Sensing
Yes
Anti-Theft Alarm
Yes
Charging Interface
USB Type C
Standby Time
4~8 Months
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Product Overview
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Specification & Details
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Packing & Delivery
FAQ
What is the battery life of the SF31?
The main unit has a standby time of 4 to 8 months. The remote control battery is highly efficient and can last for 3 to 5 years with average daily use.
Is the bike light waterproof?
Yes, it features an IP65 waterproof rating, ensuring reliable performance in rainy conditions and outdoor environments.
How does the anti-theft alarm work?
The SF31 includes a sensitive vibration-triggered alarm system. When armed, any unauthorized movement of the bicycle will trigger a loud siren to deter potential thieves.
Does it support automatic brake sensing?
Yes, it is equipped with high-precision sensors that automatically detect braking and highlight the light to alert vehicles behind you.
What type of charging cable does it use?
It utilizes a modern USB Type-C charging interface, which is fast, convenient, and compatible with most standard chargers.
Can this be installed on any bicycle?
The SF31 is designed for versatile mounting and is suitable for road bikes, mountain bikes, and standard commuter bicycles.

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