UT100 Bicycle Tail Light with Brake Light Road Bike Rear Light IPX6 5 Lighting Battery Level Easy Aluminum Alloy Day and Night Auxiliary Light On/Off,

[Brake Light On/Off]: The UT100 bicycle rear light's brake light can be manually turned on/off. When the power is on, press and hold the switch for 3 seconds; the light will flash 3 times and the brake function will be turned off. If you need to turn the brake function on, press and hold the switch again for 3 seconds; the light will flash 3 times and the brake function will resume. This makes it very convenient and convenient to use as you like. [5 Flashing Modes] This bicycle tail light can be mounted on either the seat rail (under the saddle) or the seat post. It has five flashing modes: steady on (24 hours), flashing (50 hours), breathing flashing (40 hours), rapid flashing (40 hours), and strobe flashing (50 hours). Easily switch between them with a single button press. Double-click to switch between smart and manual modes. [USB-C Rechargeable & Battery Level Indicator & Automatic Flashing] The built-in 400mAh battery can be recharged repeatedly via USB-C, making it extremely convenient. Four red battery status indicators intuitively display the remaining battery level when powered on. Equipped with a smart chip, the road bike tail light automatically turns off if no vibration is detected after 120 seconds, and turns on immediately when vibration is detected. [IPX6 Waterproof & Easy Installation] Our UT100 bicycle tail light is made of highly sealed plastic, effectively preventing rainwater and other contaminants from entering the body. It's perfect for rainy days. It's lightweight and has excellent vibration resistance. It can be attached to either the seat rail under the saddle or the seat post. The tail light can be easily installed with the included rubber band without any additional tools. [Wide Application & After-Sales Service] The TL02 taillight is perfect for everyday use, such as commuting to work or school, as well as for outdoor activities like hiking and cycling. Our bicycle lights come with a one-year warranty. If you have any problems or questions during use, please feel free to contact us. We will respond promptly. Taillight with Brake Light On/Off, Automatic Lighting, Light Sensor, USB-C Rechargeable, IPX6 Waterproof, 5 Lighting Modes, Battery Level Display, Easy Installation, Aluminum Alloy Construction, Shockproof, Lightweight, Suitable for Day and Night Commuting, School, Hiking, Cycling, and as an Auxiliary Light