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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: Oursteam
  • Model Number: OST2
  • Usage: bicycle
  • color: black
  • quality: good

Packaging & Delivery

Packaging Details normal packing with hard box
Delivery Time within 1-3 working days


1, Wholesale Price
2, Best Quality
3, With Guarantee

Bike Bicycle Security Alarm 110dB Audible Sound Lock


• Traditional chains, padlocks and U Locks only do half a job and can be pretty easily removed by those who know how, but even the sight of this alarm will have even the most determined of thieves thinking twice. If your bike is moved, the alarm will spring into action and give off an ear-shattering shriek for 15 seconds. No thief will want to hang around when this alarm goes off. 3 sensitivity levels allow you to determine how much movement is needed to trigger the alarm. When triggered alarm had already sounded for 5 times, if triggered again within 5 seconds, it will sound continuously for 15 seconds.
• So powerful function will surely protect your bicycle effectively.
• Waterproof: attach permanently to your bike without worrying about having to remove it in bad weather
• Material: Sturdy black plastic - no metal parts to rust
• Fit for: Bicycle
• 1 X Bicycle alarm
• 3 X screws
• 2 X capnut
• 1 X Use Instruction







Transaction History of the Supplier

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Transaction Details

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China (Mainland)
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Supplier Assessments:
27 Transactions 10,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $160,000
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