10 Best Rear Bike Light of December 2025

• ADVANCED DESIGN: USB rechargeable light, built in 650mAh rechargeable lithium battery for each light.
• FOUR LIGHT MODE OPTIONS: The Headlight and Taillight feature an one-touch switch with four different lighting modes depending on your preference. Include full brightness, half brightness, fast flashing and slow flashing.
• EASY INSTALLATION: The silicone mount straps are designed with two openings that tightly fit around many size seat posts, handlebars, seat risers, backpacks, helmets and stretch to keep lights secure and firm. They can be easily loosen and fasten, and no tools are required.
• MUTIFUNCTION: This bike light set is versatile enough for cycling, hiking, camping, or any outdoor activity and can be used as emergency flashlight. This is great for cycling at night or in places where visibility and safety are concern. So, just start your next adventure with us.
• BUY WITH CONFIDENCE: Ascher is committed to providing our customers with high quality products, we are dedicated to ensuring your fully satisfaction. Please contact us when you have any problem, we will solve the problem for you as soon as possible.

Ascher

• 🚩🚩🚩 BEST BIKE TAILLIGHT UNDER $20 ---- Are you looking for a high-brightness LED bicycle rear light which is compact, durable, rechargeable and waterproof? Here it is. This bike safety light has 36 COB LED lights to reach 110 lumens (TRUE lab-tested, no false claims), only 45g in weight, 87mm in size, 4-10 hours battery life thanks to its 500 mAh USB rechargeable lithium battery with 7 modes and extra-wide 150-degree beam angle, 492 feets distance visibility for safety.
• 🚩🚩 MOUNTAIN/ROAD CYCLING TAILLIGHT TO BE SEEN ---- Ultra bright RED LEDs offer you 2 CONSTANT PATTERNS: NORMAL, HIGH and 5 FLASH PATTERNS: BREATHING, SLOW, NORMAL, HIGH and STROBE to meet your different cycling needs. It is ideal for biking in cities or countryside, either at night or during the day.
• 🚩 USB RECHARGEABLE WITH DECENT BATTERY LIFE ---- 2 Hours Charging = 4 to 10H Lasting (limited by its compact size and stunning brightness. If you think it is insufficient, check our MARATHON taillight light M2 - up to 60H autonomy). For a quick charge, just connect the cycling light with any USB devices such as power bank, car charger or AC outlet adapter. (Please fully charge it before first using when you receive the light.)
• 🚩 FITS EVERY BIKE ---- This rechargeable bike light INSTALLS IN SECONDS without tools for all type of bikes, road bike, mountain bike MTB, hybrid and also can be used as helmet light, backpack light, wheelchair light, scooter light and caution light. ATTENTION: the rubber band(strong and elastic) should be stretched to a suitable position to be fixed firmly so that it will not fall off during riding. What You Get:1 x Bike Safety Light, 2 x Rubber Strap, 1 x USB Cable, 1 x User Manual
• 🚩100% SATISFACTION GUARANTEE ---- DON PEREGRINO offers to our customers attentive after-sales service response within 24 hours / 30 days no-questions-asked return policy / a year-long quality warranty. Most cycling accidents tend to occur during the day, we also recommend you our bike front light F1 - 1000 LUMENS or the premium bicycle lights front and rear COMBO S1 with horn function.

DON PEREGRINO

• ✅THE LATEST VERSION: Our best-selling rechargeable rear bike light just got better! An upgrade over the Guard G3X, the powerful Guard G3X Pro100 bike back light is now brilliantly brighter, easier to mount, IPX5 waterproof, has improved battery life, and better daytime visibility.
• ✅EXTRA BRIGHT; EXTRA SAFETY: With a super-bright 100 LUMEN output, this bicycle rear light provides SUPERIOR DAYTIME VISIBILITY, has an extra-wide 180-degree beam angle for safe illumination at day and night, and 7 LIGHTING MODES to complement any time of day.
• ✅IMPRESSIVE BATTERY LIFE: Unlike other cycling rear lights that quickly die on you, we’ve fitted our bike taillight with a POWERFUL 950mAh BATTERY that LASTS 2-45 HOURS; 90% longer than most competitors. Just connect the USB RECHARGEABLE red LED bicycle tail light to any USB port for a quick charge.
• ✅FITS EVERY BIKE: Road bike or mountain bike, hybrid or commuting bike, this bicycle taillight INSTALLS IN SECONDS. Our all-new mounting system is easier to use than ever. Every kit comes with 4 silicone mounts and 4 different-sized mount rings for universal compatibility.
• ✅DESIGNED TO LAST: We’ve combined IMPACT-RESISTANT polycarbonate plastic with IPX5 WATERPROOFING to create a rechargeable bike tail light that holds up to all your adventures. Every light kit is backed by the Apace Vision 30-day no-questions-asked return policy and a year-long warranty. Get yours with complete peace of mind today.

Apace Vision

• Wide field of view: 180-degree field of view width, visibility up to 150M, utilization of high-brightness comb lens, offers super brightness for you But not dazzling, all clearly visible for night no matter rain or fog.
• Auto start and stop: with a intelligent sensor, The bike tail light will turn on automatically riding in low brightness and turn off in high brightness. Also will turn on when braking, automatically switch to brake light mode when decelerating.
• IPX6 waterproof: IPX6 waterproof and dustproof, water spray from any direction will not enter the light even in big raining.
• Usb rechargeable: 20 hours Run time. Comes with a USB cord that charges form your computer, wall charger, power bank or any other device with a USB port.
• Saddle fit strap: This bicycle rear light is easy mount.

1 one enjoy

• DAYTIME VISIBLE TECHNOLOGY - Did you know that 75 percent of cycling accidents happen in daytime? This taillight keeps you visible not only at night but also in the daytime, keeping you and your loved ones safe all the time.
• ULTRA BRIGHT TO KEEP YOU SAFE - 240 degree wide angle visual design provides more visibility than any light on the market. Whether you're running, walking with your dog, cycling, skateboarding or hiking, these safety lights will keep you safe and secure.
• IPX4 WATER RESISTANT - Highly airtight construction - strong and waterproof. These tail lights are water resistant for any weather, and extremely durable.
• USB RECHARGEABLE - This taillight can be charged by USB cable via computers, chargers or portable power banks. This will save you lots of money on batteries.
• EASY TO USE - Hook onto your belt, running gear, reflective vest, backpack, dog collar, harness, or anywhere on your clothing. Mount to your bicycle, helmet, skateboard, scooter, stroller, wheelchair, or anywhere you can imagine.

Yuwumin

• SUPER BRIGHT BIKE LIGHT AND 3 MODES ON EACH LIGHT: You can choose your favorite mode for your riding—Steady, Flashing, and Blinking. Visible to motorist over 1500 feet away.
• EASY INSTALLATION/TOOL-LESS INSTALLATION: Simply mount the quick-release mounts on the handlebar and the seat post of your bike and attach the lights on them. The lights are removable from the mounts.
• WEATHER RESISTANT: Rain or shine, summer or winter—any weather condition, any time—enjoy enhanced visibility and you will be safe at any time of the day.
• COME IN PAIRS AND BATTERIES NEEDED: This light is sold as a pair. Each light needs 2 AAA batteries.
• 100% SATISFACTION GUARANTEE: This product is covered by BV USA warranty. We are so confident you will love this product that we offer 30 days Money Back Guarantee with 1 year free replacement warranty!

BV

• Ultra Bright to Keep Your Safe: 260 degree wide angle visual design provides more visibility than other lights.what's more , The COB lamp beads produces super bright light to enhance maximum visibility on the road for your cycling safety.
• Multiple Modes & Waterproof: The bicycle light is red & blue, lasting up to 2-4 hours depending on the mode you use. Weather tight design ensures all condition use.
• USB Rechargeable: Stop Wasting Your Money and Never Buy Batteries. The bicycle tail light charges from your computer or any devices with USB port.Only takes 2 hours to fully charge.
• Easy to Install: Horizontal or Vertical Mounting, 360 rotation mountable cycling blinker installs and flexible detaches around any handlebars, seat post, frame or helmet in seconds with no tools required.
• What You Get:1 x Bicycle Tail Light, 1 x Rubber Strap, 1 x USB Cable, 1 x User Manual and ORDER NOW WITH NO RISK!

CANWAY

• EXTREMELY BRIGHT TO INCREASE SAFETY – BE SEEN and commute in CONFIDENCE! powered with 10 Lumens to ensure maximum safety for your riding day or night. Also Notice the raised Red Lens made to offer Extra side visibility and protection.
• USB RECHARGEABLE BIKE TAIL LIGHT- Stop wasting your money and polluting the environment. All you need is a USB cord (included!!) and a power source to recharge!
• ATTACHES IN SECONDS, NO TOOLS REQUIRED –The Light Bolt bike rear light installs in as fast as 3 seconds.
• UNIVERSAL FIT FOR ALL BIKES - Doesn’t matter what bike you’re riding, it will fit 100% or your Money Back! Can be Mounted on Seat posts, Handlebars, Seat Risers, Forks, Backpacks, Helmets and many More
• ORDER NOW WITH 100% MONEY BACK & SATISFACTION GUARANTEE - If you are not completely satisfied with our bike led light within the first year, we will replace it with a new one or refund your money, no questions asked, Our Customers Matter!

Cycle Torch

• ✔ADVANCED DESIGN. The Tail Light is built in 330 mAh rechargeable lithium battery. It comes with a CHARGING CABLE that charges from your computer, power bank or any device with a USB port.
• ✔FOUR LIGHT MODE OPTIONS: The Tail Light feature an one-touch switch with four different lighting modes depending on your preference. Include full brightness, half brightness, fast flashing and slow flashing.
• ✔EASY INSTALLATION: With a convenient one-touch dismount button, you just need to slide the light on & off the mount without removing the whole mounting bracket. The silicone mount strap for Taillight is designed with four openings that tightly fit around most size handlebars and seat posts.
• ✔GET RIDING SAFETY: The tail light emits an eye-catching wide-angle beam that can be seen from blocks away, need not worry about being knocked over by others.
• ✔BUY WITH CONFIDENCE: Ascher is committed to providing our customers with high quality products, we are dedicated to ensuring your fully satisfaction. Please contact us when you have any problem, we will solve the problem for you as soon as possible.

Ascher

• EASY INSTALLATION: Our premium bicycle lights can be installed in seconds without the need for any tools or other equipment. Add a light to your bike, backpack, helmet or other areas for maximum safety
• PREMIUM SILICONE ALLOY: We've carefully crafted Classic Glow Bicycle Lights using durable silicone alloy so they can stand up to weather, road use, and even low-impact drops. They're also waterproof
• VERSATILE LIGHT MODES: Each of our lights feature three specific modes of use-high, low and strobe-so you can be easily seen in early morning fog, dusk, nighttime, and dawn
• DESIGNED FOR SAFETY: These ultrabright LED lights feature two lithium ion batteries and offer visibility up to a half mile. This helps other riders, drivers, and walkers spot you when riding in low light or complete darkness.
• QUALITY GUARANTEE: If you aren't completely happy with our LED lights, simply return them within 30 days for a full, no questions asked refund

Malker