[Value 2 taillights]-Want to buy more practical taillights at a lower price? Use daytime conspicuous technology? Can USB be charged? There are 4 lighting settings? Wide-angle beam? 240 degree visibility? IPX4 waterproof and dustproof? This is it You can get 2 [Super bright, 4 modes]-What is the most important thing about cycling? Your safety comes first. This bicycle LED tail light uses Daytime Noticeable technology. The 240-degree wide-angle design provides higher visibility than any other lights on the market. The tail light allows you to see it at night and during the day. 4 modes suitable for any situation: steady, loop flash, super flash, meteor flash. [USB charging]-This tail light is powered by a rechargeable lithium battery, which is very convenient and ecological. No need to purchase additional batteries. It can be charged via any USB device within 2 hours, saving you 50 on battery costs and staying on for 5-12 hours. (Depending on light mode) [Suitable for all bicycles]-The bicycle tail light has a bracket. So it will not lose the rubber band like the taillight fixed with rubber. It can be connected to almost any bicycle frame, front fork, seatpost, handlebar or helmet, and can be easily removed in a few seconds without tools. It can also be hung anywhere on belts, running gear, reflective vests, backpacks, dog collars, seat belts or clothing. [What will you get]-2* WQJifv bicycle rear light, 2* USB charging cable, 2* silicone mounting strap. Product USB rechargeable Charge from your computer or any device with a USB port. Smart charging-2 hours charging time-Automatic full charge cut-off system-Smart charging ensures longer battery life More than just bicycle lights It can be used in strollers, wheelchairs, skateboards, backpacks, and helmets to remind others to pay attention to your location and better protect your safety at night. It can also be used as a warning light for hiking, camping, walking the dog, riding a bicycle, changing tires, etc. Enjoy better visibility and comfort, because you know you are safe at all times of the day.