5 Best Bicycle Smart Rear Lights of 2025
Best Choice1
Clicked 7 times in the last monthG KeniG Keni Smart Rear Bike Lights for Night Riding, Ultra Bright Brake Sensing Bicycle Light Back, Auto On/Off Bike Tail Light, IPX6 Waterproof, USB Rechargeable, LED Warning Cycling Safety Bike Lights
9.7 Easy installation9.5 Battery Duration9.5 LuminosityWhy we love it
Easy to install and durable.
Ultra-bright with multiple light modes.
Automatic on/off for battery saving.
9.8Exceptional
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Value for Money2
towildTOWILD TL03 Bike Tail Light Smart Brake Sensing Bike Rear Lights,Type-C Cable Waterproof Bicycle Back Lights Led Rechargeable Auto On/Off Flash Strobe Safety Red Taillight for Road Cycling Commuting
Main highlights- Waterproof Bike Taillights for Rainy Days:With IPX6 waterproof bike tail lights and a hidden charging port,this bike rear light works safely in fog,drizzle,or downpours.
- Smart Bike Tail Lights with Guarantee:2-year warranty + smart features:vibration sensor,light sensor,6 flash modes.Upgrade your ride with the TL03 bike taillight!
- Portable & Anti-Theft:Attach or remove it in 0.5 seconds with the quarter lock.Tiny and lightweight,take it anywhere.80% less likely to get stolen!
- Fast-Charging Bike Taillight:The TL03 bike rear light rechargeable packs a 400mAh battery (36-hour runtime!). Charge fully in 1.5 hours at home/office—no "low battery" stress.Ride anytime!
- Clear Battery Check for Bike Rear Light:Press the button,4 LEDs show power (each = 25%).Never guess how much power's left.
- Bright Bike Tail Light for All Roads:Bike lane? Mixed traffic? The TL03 bicycle tail light keeps you visible up to 328FT away with 16 bright LEDs.When you brake, it instantly shines brighter to avoid crashes in traffic or on busy roads.
9.7Exceptional
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3
PADONOW10% OffPADONOW Smart Bike Tail Light: USB Rechargeable Rear Bicycle Brake Light High Lumen Safety Red Led Cycling Taillight (Classic Brake Light)
9.7 worth the money9.5 For travel9.3 Easy installationWhy we love it
Auto on/off feature enhances safety.
Easy installation and removal.
Waterproof for all-weather use.
9.6Exceptional
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4
CYCLAMIBike Tail Light, Smart Brake Sensing Bicycle Rear, Main + Sub Light Auto On/Off, 4+5 Modes, Ultra Bright LED Back Lights, IPX6 Waterproof, USB Rechargeable, Cycling Safety Accessories
Main highlights- 【SMART BRAKE SENSING 】 - Automatically switches to maximum brightness to alert vehicles behind you when braking, improving your safety; You can use the metal mounting bracket to mount the smart bike tail light under the saddle
- 【EXTRA LONG BATTERY LIFE & WATERPROOF】 - 600mAh battery powers your ride; Up to 28 hours of use after a full charge; IPX6 waterproof rating to withstand all weather conditions, suitable for any riding environment
- 【 SMART ON/OFF FUNCTION 】 - The bike lights are equipped with motion sensors, when keeping still for 30 seconds, the lights automatically go into standby to save power, and automatically light up when it senses vibration; Feel the wonders of smart bike lights
- 【 BATTERY REMINDER 】 - Bicycle taillight switch button is green when the battery is about 75~100%, orange when it is about 50~75%, red when it is about 25~50, red blinking when it is about 1~25%; So you can grasp the battery of the lights in real time, and recharge in time
- [【20 MOVING LIGHT MODES 】 - The main light of brake sensing bicycle rear lights has 4 light modes: medium bright, low bright, diffuse flash, fast flash; The secondary light has 5 moving light modes, the combination is up to 20 light modes (you can refer to the video for the lighting effect)
9.5Excellent
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5
G2FS LITH2025 New Type C USB Rechargeable Bike Tail Light, Ultra Bright IPX6 Waterproof Bicycle Rear Cycling Safety Flashlight, 5 Light Mode for Adult Kids Men Women Road Mountain Accessories for Night Ride
Main highlights- 【G2FS LITH Promise】If you have any problems during use, please contact us in time to solve them for you. G2FS LITH is committed to providing our customers with high-quality products, and we are committed to ensuring your complete satisfaction. We offer a 12-month warranty.
- 【Free Choice Of 5 Modes】 Press Button to Start up: (1) Half Light - 17 hr,(2) Full Light - 9.5 hr, (3)Breathing Flash - 17 hr, (4)Slow Flash - 29 hr, (5)High Flash -13.5 hr. Double-Click Button in any mode to open the High Flash mode. Long press Button to turn off the lights in any mode, next turn on will keep the mode.
- 【Certified-excellent Quality】 It has a highly reflective mirror and a CPSC certificate to build a dual safety system. Through strict vibration and drop resistance testing, IPX6 is waterproof and suitable for various riding conditions day and night.
- 【Bright light and Long battery】 Ultra-bright LEDs provide excellent long-distance and 220-degree visibility, up to 120 lumens. The 400mAh lithium-ion battery maintains power during riding. Use 1.5 hours of Type-C safe charging and enjoy up to 27 hours of use (slow flash). The built-in power indicator flashes red to ensure you know when to charge.
- 【2 Installation Options】 Easily install high-end bracket under the seat or rubber belt seat pillar installation. Suitable for most bicycles, such as roads, mountains, cruisers, scooters.
9.4Excellent
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