Keywell bike tail light support your ambition. Any Where, anytime!
✔Super bright bicycle taillight- Powered by super bright 100 lumen output COB LED make you are visible on a busy street during the brightest days, and on a dark country road on the darkest of nights.
✔wide-beamed RED light which is 180 degree visibility.
✔USB rechargeable 500 Ahm battery inside, Automatic over charge protection system to keep the charging much safer.
✔Fast charge and Long time running! Less than 2 hours= 4-12 hours safety and fun!
✔Not Only a bicycle taillight-Also can be used as Bicycle Helmet Light, Mountain Bike Rear Light, Road Bicycle Tail Lights, Kid’s Bike Safety Light and More.

6 Lighting modes rear bike light to keep you safe in the daytime commute or your nighttime adventures:
Steady Low( up to 6 hours)
Steady Medium (up to 5 hours)
Steady High( up to 4 hours)
Flashing Slow (up to 12 hours)
Flashing Fast (up to 5.5 hours)
Fast-Slow Strobe (up to 12 hours)

Simple to mount in seconds without tool:
Step 1: Unpack your bike taillight set.
Step 2: Mount the rear light with the rubber bands very simply to your bike frame, fork, seat post, handlebar, saddle bar, seat stay, bracket, rims or helmet.
Step 3:Choose the lighting mode that’s right for you.
Step 4: Enjoy 4 – 12 hours safety riding.
Step 5: Want to use it somewhere else? Simply un clip and move to the next location.
Step 6:Low battery? Find the nearest device with a USB port (laptops, computers or your cell phone plugis ideal) and plug it in for 2 hours or less full charge

Amazing Value-What will you get?
1 Bike Tail Light
1 Micro USB Charger Cable
1 Silicone Mounts
8 Mounting Rings,4 Sizes (2each)
1 Carry Pouch
1 User Manual

Product Features

• ✔✔ SUPER BRIGHT, RECHARGEABLE BIKE TAIL LIGHT -Your Safety is Important: Built in high capacity rechargeable battery recharges at any usb port, home and office-Less than 2 hours quick charge = up to 12 hours safety and enjoyable cycling tour. Powerful taillight is equipped with bright COB LEDs which gives extraordinarily wide-beamed red light,180 degree visibility, slim and lightweight, be seen and be safe, you’ll love it.
• ✔✔ LIGHT MODE MEMORY WITH 6 MODES -Smarter & Better – Keep away from the tedious and boring repetitive operation, Keywell add the light mode memory function with this bike rear light, you don’t need to cycle through all the modes to choose the one you like. One touch to select 6 different lighting modes ( 3 steady light,3 flashing light), perfect for both darkness night or brightest days.
• ✔✔ LOW BATTERY INDICATOR & AUTO BATTERY SAVING-Worry-free Riding Solution!The low battery indicator will be in flashing red & the taillight will turn to battery saving modes when the battery is low,it will take 30 min before power off. You do not need to be confused when you should charge, just enjoy the beautiful scenery on the roadside with peace of mind.
• ✔✔ UNIVERSAL FIT, ADD IN SECONDS – Keywell taillight fits virtually any bike frame, fork, seat post, handlebars or helmet, it comes with 8 different size rubber bands which can be used on different bicycles or helmets. Install or remove in seconds without any tool!
• ✔✔ BUY WITH CONFIDENCE-2 Years “No Question Asked” Protection-Keywell team focus on your considered and try to offer 100% satisfaction– The rear light comes with 2 Years ” No Question Asked” protection, if any issue, just contact us directly, we will do whatever we can to make you feel fully satisfied.