Features:

1.Light mode: Bicycle headlights have four light modes, 800 lumens high brightness, you can choose the light mode according to your preference: first gear: 1 LED 100% brightness; Second gear: 100% brightness of 2 leds, if it does not move after 3 minutes, it will become 60% brightness; Third stage: 2 LED brightness 60%; Fourth gear: 2 LED flash units.

2.Loudspeaker: 120 db treble loudspeaker to ensure your safe journey. Integrated speaker 3 kinds of sound, 120dB loud speaker, long press ""SPK"" button for 8 seconds to select the desired sound mode, suitable for all kinds of users.

3.Stopwatch feature: A bike speedometer that accurately records speed and distance can help you have more fun riding or easily achieve fitness goals. 12 features bicycle computer: Max/current/average speed, distance, lighting, LCD backlight, clock, time, calories, auto off closed/data storage, power saving, etc.

4.Backlit: The large 2.1-inch LCD display is continuously backlit, allowing you to read digital content clearly during dark nights or long tunnels. Backlight: Depending on the clock setting, press any key and the backlight will be on for 15 seconds from 18:00 to 06:00.

5.Doule LED: The range of spotlights makes the brightness longer, and the range of floodlights makes the brightness wider, ensuring you have a clear view at night.

6.Excellent waterproof and dustproof performance: IP65 waterproof grade, keep bright even if it rains suddenly during the ride, don"t worry about being damaged in bad weather.

7.Save your money: Never waste battery money again! Bicycle headlights have a built-in 4000 mAh USB rechargeable battery. Please note that it cannot be charged via a COMPUTER USB port, and can only be charged via a mobile phone charger or a mobile power charger.

Tips:If you have a problem with the speedometer not turning on, poke the reset hole at the end of the watch with a pin.

Package includes :

1 * Host

1 * Stent

1 * magnet

1 * Installation kit

1 * Speed sensor

1 * Lighting and sound extension controller

1 * Expansion controller fixed belt

1 * Tie

1 * USB charging cable

Note:

Please note that it cannot be charged via the COMPUTER USB port and can only be charged via the phone charger and mobile power charger, otherwise it will continue to restart.