Description
Product Overview
The Fosmon Bike Alarm is a high-performance anti-theft device designed to safeguard your valuable bicycles, e-bikes, scooters, and motorcycles. It features a powerful 113dB loud siren that activates upon vibration or movement, with seven adjustable sensitivity levels and three volume settings to customize security. Constructed from durable, waterproof materials, this alarm includes a remote control for convenient arming and disarming, and it supports pairing with up to eight remotes. The SOS function detects accidents by monitoring tilts over 45 degrees, providing an added safety layer. Specifications include wireless operation, easy installation options, and a compact design for versatile use.

Usage
This alarm is ideal for everyday commuters, recreational cyclists, and travelers who need reliable security for their bikes, e-bikes, or scooters in urban areas, parks, or parking lots. It works well in various environments, from busy streets to remote trails, and can be used as a luggage alarm for suitcases or a fence alarm for property protection. The target audience includes outdoor enthusiasts, students, and professionals seeking peace of mind against theft.
Why Choose Us
Fosmon stands out with its focus on quality and innovation, offering a bike alarm that combines loud audio alerts with precise vibration sensing for superior theft deterrence. The product is built to withstand harsh weather conditions, ensuring long-term reliability, and its user-friendly design allows for quick setup without tools. Competitive advantages include the multi-purpose functionality, extensive remote pairing, and the added SOS feature, all backed by rigorous testing for performance and durability.
Key Features
- 113dB loud siren triggered by vibration or movement for effective theft prevention
- Adjustable sensitivity with seven levels and three volume settings to suit different environments
- SOS function detects accidents by monitoring vehicle tilt over 45 degrees for safety alerts
- Easy installation using adhesive or zip ties, with no complex tools required
- Multi-purpose use as a luggage, fence, or trailer alarm for versatile security applications
FAQ
How do I install the Fosmon Bike Alarm?
Clean the mounting surface, then apply the included double-sided tape or use zip ties with the brackets on the alarm’s back. Ensure it’s firmly attached to a stable part of your bike or other items.
Can I use this alarm on multiple vehicles?
Yes, the alarm is versatile and can be moved between bicycles, e-bikes, scooters, or even luggage, but it’s designed for one active installation at a time to maintain optimal performance.
What is the range of the remote control?
The remote control operates within a typical range of up to 20 meters in open areas, allowing you to arm or disarm the alarm from a distance without direct contact.
Is the alarm waterproof?
Yes, it is built with waterproof materials, making it suitable for outdoor use in rain or damp conditions, though prolonged submersion should be avoided to preserve functionality.
How does the SOS feature work?
If the vehicle tilts more than 45 degrees from its original position, the alarm emits a beeping sound to signal an accident, helping to alert others in emergencies.








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