Notice before buying:
Please notice that this is a bicycle siren alarm, it sounds more like a siren, sounds is "chirp", "chirp".If battery is normal, the sound is loud enough.
This device is simple to install.
The mount is easy to install onto a standard bike handlebar and have it secured to the point it won't move.
The cable wire is long enough to position near the left or right handle, just out of the way of accidentally pressures,
but still close enough so you can slide your thumb and activate the horn.
The horn is loud enough to get anyone who doesn't have music blaring in their ears, deaf or a couple of other things that
would stop them from hearing just about anything in their environment, attention.
It emits a fairly loud and piercing sound that will turn heads in close to moderate proximity.
To activate the alarm, you just hold down the "0" button for a few seconds. After that, if there is even a slight movement, the siren will sound alarm.
It's moderately loud--certainly loud enough to scare off a burglar.
Sound is not loud as usual: Low battery, please change a new one;
False alarm: Bicycles is not stand stably or other things make it alarm;
Abnormal sound when shaking the item: It is normal sound, just ignore it.
Mounting-Pipe Diameter: Approx. 2.5cm
Default Password: 0000
Power Supply: 4 X AG13 Button Battery (includes in Package)
Size: 6 * 4 cm (Length * Diameter)
1 X Alarm Lock (with Builted-in Battery)
2 X Mounting Belt
Mounting-Pipe Diameter: Approx. 2.5cm; Power Supply: 4 X AG13 Button Battery (includes in Package)
Electron Loud Alarm: Sound likes "chirp" "chirp", more like a siren. Good performance of 90 dB sound,loud enough to attract attention and warn the walkers.
Anti-theft Alert: When the horn is in the surveillance state, if the bicycle is vibrated, it will alarm with loud sound for 15 seconds. It is still in the surveillance state after first alarm. If the bicycle shakes again, a further 15 seconds alarms will follows.
Password Security Surveillance: Once the security surveillance mode is setted, it won't withdraw until inputted the password.
Simple One Key Control: Just press the button, the horn will give sound to reminder. And the control cable is about 14.5cm; Waterproof: The button is make of waterproof silicon material, it is safety to ride in a rainy day, but don't put