-Only users can unlock the alarm.
-It can protect your bicycle well, you don't need to worry about losing it.
-The remote control and the alarm terminal can effectively sense more than 10 meters, and the open space can reach 30 meters.
-Super loud sound, the alarm lasts for 20 seconds after being triggered.

specification:
100% brand new
Alarm: 1 * 6F22 9V battery (without battery)
Remote control: 1 * L828 battery (included)
Working current: Alarm decibel:> 105db
Working temperature: -15 ℃ ~ 75 ℃
Storage temperature: -40 ℃ ~ 85 ℃
Environmental humidity: 5% ~ 98%
Colour: Black

[Usage]: Press the red A button to set up the defense and beep once; press the gray B button to cancel the anti-theft, it will beep twice

Package Included:
1x alarm (excluding battery)
1x remote control (including battery)
4 x screws
2 x screw cover
1 x English manual

note:
1. Waterproof, but do not immerse the product in water.
2. It is recommended to use 9V alkaline batteries. (If in cold winter, it is recommended to use cold-resistant batteries)
3. Once the alarm sound becomes low, please replace the battery.
4. When not using the alarm for a long time, please remove the battery to avoid damage due to leakage.