Police Sound Siren
The integrated trumpet produces a loud police siren warning.
Integrated LED headlights and police-style sirens provide both visual and audible safety signals. These battery-powered units are designed for adult bicycles and all-weather use
The integrated trumpet produces a loud police siren warning.
The electronic components are protected against water exposure.
This device functions as both a headlight and a horn.
These units feature a multi-sound trumpet and LED light array for comprehensive safety. The battery-powered design ensures consistent performance for adult riders.


This Boao set is built around Waterproof bike lights, Bike lights for adults, Bike lights with horns, Battery powered bike lights.
Read the listed parts and finishes — Police siren sound and LED light trumpet — rather than a slogan.
Waterproof bike lights, Bike lights for adults, Bike lights with horns, Battery powered bike lights is the split that matters in this Boao range.
Titles already name the split: Police siren sound and LED light trumpet.
Collections For adults Battery powered
From reading 8 reviews
The police siren is very loud and definitely gets the attention of pedestrians and cars.
The LED light is bright enough for night riding and the waterproof build handles the rain well.
I like having the horn and the headlight in one battery powered unit on my bike.
The device features a trumpet that produces a loud police siren sound. This serves as an audible safety warning for other road users.
Yes, the unit is constructed with a waterproof housing. It is designed to operate safely in wet weather conditions.
This model is battery powered. This ensures that the LED light and the siren have a consistent power source for adult riders.
Yes, it is a 2-piece set that combines an LED safety light with a trumpet bike horn. It provides both visual and audible signaling.