Feature:
1.A waterproof alarm can fit rainy weather, more durable and useful.
2.Super loud and easily anti-theft. Prevent your shop, office, home, car, bicycle, etc. from thefts.
3.Convenient to operate and install with several screws.
How to use:
1. Default code " ABCA"
2. Code Change. When unit not work.
3. Press 'A' for 3 seconds and you will hear a short ' Di' sound, input old code, you will hear a 'DiDiDi' sound if correct. Then you should input your 4 digital now code not later than 5 seconds, you will hear a 'DiDiDi' sound if success. If you input the wrong old code or failded to change the code, you will hear long 'Di' sound. Then you should repeat the press.
4. If you take out the battery exclude 30s. it will go back default code automatic.
5. Default sensitivity: middle
6. Sensitivity adjust. When the unit not work, press " C " and hold on until you hear( you should loose your hands after you hear each sound):
7. Di=High sensitivity; DiDi=middle sensitivity ; DiDiDi=low sensitivity
8. Set alarm. Press " B " for 3 seconds, you will hear a ";Di" sound then the unit will work after 5 seconds delay.
Specifications:
Item Type:Bicycle Anti-Theft Alarm
Material:Plastic
Suitable For:Bicycle
Sensor Type:Vibrating Sensor
Power Supply:9V Battery(Not Included)
Alarm Volume:110dB
Size:9.8x6cm/3.9x2.4in
Color:Black