Wireless brake warning: by intelligent detection technology, the 5 LED indicators will light up simultaneously for 2 seconds when you brake.Intelligent control chip, build-in ultra-sensitive detection elements.

With 5 superbright red LED indicators and 2 parallel laser beams design, easy to be noticed at night.LED indicators and laser beams can operate simultaneously, very eye-catching!The LED indicators and laser beams have 4 flashing modes.