1. Super-bright LED Bicycle Light: It has 36 built-in LED lights and is also equipped with 2 colored tire lights, with a brightness reaching up to 85. This rear bicycle taillight comes with a wireless remote control. Even in foggy, rainy weather or at night, it can be seen clearly from about 150 feet away, which helps ensure cycling safety. 2. Wireless Remote Control: Install it on the handlebar. By pressing the four buttons on the controller, you can switch the lighting modes of the bicycle taillight with ease. There are a total of six lighting modes, such as steady on, flashing, fast flashing, left turn, right turn, brake light, etc. 3. Easy to Install: The silicone mounting strap is designed with 3 openings, which can fit pillars, handlebars, risers, etc. with a diameter of 12 - 32 mm. It can fix the lamp firmly and can be disassembled without tools. This rear taillight is relatively convenient to use. 4. USB Charging: It has a built-in 500mAh rechargeable battery. This rear bicycle taillight can last for around 4 hours in flashing mode after being fully charged. The remote control is equipped with a replaceable lithium battery. 5. Multi-functional Bicycle Light: It has an IPX4 waterproof rating. This bicycle taillight can be used in rainy days and is suitable for various outdoor activities like cycling, camping, and hiking. It has a relatively wide range of uses and can be selected according to user needs. 6. Color: Black 7. Material: ABS + Silicone 8. Dimensions: The turn signal light is about 8.5 x 2.2 cm in size, and the remote control is about 5.0 x 4.5 cm in size. 9. Package Contents: - 1 bicycle light - 1 controller - 2 fixing rubber rings - 1 remote control mounting bracket - 1 turn signal light bracket - 1 USB data cable Only the above items are included in the package, and other products are not included. 10. Precautions: Lights and different displays may cause the color of the item to vary slightly from the actual product. A measurement tolerance of around +/- 1 - 3 cm is allowed.