Multi-functional bid farewell to cumbersome handlebars. Innovative design integrates headlights, stopwatch and horn into one, which is powerful and convenient, and keeps the handlebars clean and tidy.Built-in code meter screen display, 5 convertible modes, electric quantity display can be connected with sensors to observe riding speed.Including T6 lamp beads, 4-gear light mode, long press the power key to turn on the light, and switch the light mode by single machine.120 decibel wire-controlled horn, which can effectively warn traffic and pedestrians, and switch 6 kinds of horn sounds with one button.Quick-release bracket, easy to install and use, life-class waterproof, and you can freely in .Name: Multifunctional wireless code meter bicycle lamp with hornWeight: lamp is about 104g.Battery: 1500AHSize: 105 x 53mm/41.3 x 20.8 inchType: Outdoor riding equipmentLamp beads: T6 lamp beads: 300Endurance: 5-8 hoursMaterial: ABScolour: blackPackage Contents:1 x Bicycle lights1 x code table data receiver1 x mounting bracket1 x horn controller1 x USB1 x induction wire2 x gasketOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.