RAVEMEN TR500 Tail Light Brightest Rear Light 500 Lumens Brake Sensor Auto 6 Dimming Modes 3 High Brightness LEDs 21 Hours of Continuous Usage

[Brake sensor & automatic on/off] Built-in brake sensor, if the brake sensor detects deceleration while the light (sensing mode) is on, the light will switch to 200 lumen for 2 seconds. Automatic on-off function is also realized in sensing mode (the light will turn off after being stationary for 2 minutes and turn on again with vibration). [6 lighting modes, up to 21 hours of lighting] You can easily turn the light on and off and switch between 6 modes by simply pressing the power switch. Usage time: High mode (approx. 4.5 hours), mid mode (approx. 7.5 hours), low mode (approx. 17 hours), rapid flashing (approx. 21 hours), warning flashing (approx. 18 hours), slow flashing (approx. 10 hours) . [USB-C Rechargeable / Insufficient Power] Built-in 1600mAh lithium-ion battery, so you don't have to worry about the battery running out in a short time. A USB-C charging cable is also included, so the taillight can be charged repeatedly. You can easily charge it at home or outdoors. It is also equipped with a pilot light that indicates when the battery is low, making it easy to know when to charge. [Easy to install/side visibility] It can be easily installed on round seatposts or aero seatposts, and it fundamentally prevents the light from falling (no worries about screws coming loose). Specially designed reflective internal stripes provide bright side visibility. [High-quality materials and 2-year quality guarantee] It has excellent fall resistance. Weighing only 77 grams, it is compact (dimensions: 41 x 33 x 65mm) and lightweight. It is made of high-strength aluminum alloy and has triple hard oxidation treatment on the surface of the main body, making it hard and scratch resistant. Since this product is directly managed by the manufacturer, we offer a 2-year warranty on this product. If you have any problems during use, please feel free to contact us. With up to 500 lumens of LEDs and an improved eye-catching warning flashing mode, the TR500 maximizes your ride's daytime visibility and takes it to a new level. The rear light comes with an intelligent brake sensor for urban driving and automatic on-off function for convenient operation. There are 5 other modes, 3 steady modes and 2 flashing modes, to accommodate various riding environments. Easy to use with USB-C charging port and compatible with round and aero seatposts.