Light mode: Bicycle headlights have four light modes, 800 lumens high brightness. 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.
Loudspeaker: 120dB treble loudspeaker to ensure your safe journey. Integrated speaker 3 kinds of sound, 120dB loudspeaker, long-press ''SPK'' button for 8 seconds to select the desired sound mode, suitable for all kinds of users.
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.
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.
Double LEDs: 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.
Excellent waterproof and dustproof performance: Keep bright even if it rains suddenly during the ride, don't worry about being damaged in bad weather.
Rechageable: Bicycle headlights have a built-in 4000mAh USB rechargeable battery.It charged via a mobile phone charger or a mobile power charger.
Color: black / red / blue / green
Charging Time: 4 hours
Usage Time: Headlight for 6 - 12hrs; Odometer for 3000hrs