Candance Bicycle Taillight Tail Light Rechargeable Bike Rear LED Light with 5 LED 2 Beams long press the LED and LD button at the same time for about 5 seconds. And you can restart it in the same way. With 5 superbright red LED indicators and 2 parallel beams design, easy to be noticed at night. The 5 LED indicators have 3 kinds flashing modes and the beams have 2 kinds modes. LED indicators and beams can operate simultaneously, very eye-catching! LED working life is up to 100,000 hours, low power consumption and energy saving. Built-in polymer lithium battery, supporting long time working and more environmentally friendly. Equipped with a charger for conveniently charging it. Particularly suitable for regular night cycling friends, playing a good warning role in night cycling! With an adjustable clamp, easy to install and remove.