Bikight 3-in-1 light bike computer with alarm horn and speedometer wireless USB rechargeable double t6 led bike. Four light modes bicycle headlights, treble loudspeaker to ensure your safe journey. Stopwatch with ​large 2.1-inch LCD display is continuously backlit, allowing you to read digital content clearly during dark nights or long tunnels.
Includes :
- Installation kit.
- Speed sensor.
- USB charging cable.
- Weight: about 145g.
- Size: about 110 * 40 * 35mm.
- Color: Red/Blue/Green/Black.
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