LEDS LIGHT: 1.Be safe, be seen, flexible silicon body, ultra bright LED 2.Press 1,lights blink, press 2, alarm turning on LEDS LIGHT SET:1.Be safe, be seen, flexible silicon body, ultra bright LED2.Press 1,lights blink, press 2, alarm turning on, press 3, flashing quickly3.Fasten it to bicycle at night, it can illuminate the driving road. TH-LLS002 LEDS LIGHT SET