Product Overview
The Fosmon USB-C Rechargeable Bike Alarm is a versatile anti-theft security system designed for bicycles, e-bikes, motorcycles, scooters, and other vehicles. It features a loud 110dB alarm, adjustable sensitivity, and a wireless remote for convenient operation. Its IP55 waterproof rating ensures durability for both indoor and outdoor use.
Image: The Fosmon bike alarm unit, its wireless remote, and the included USB-C charging cable.
Key Features:
- USB-C Rechargeable Battery: Equipped with a long-lasting 700mAh lithium battery, providing 1-3 months of use or 6 months in standby mode on a single charge.
- Adjustable Sensitivity: Features 7 different sensitivity levels to detect slight touches, pushes, or hard impacts.
- Loud Alarm with Multiple Tones: Produces up to 110dB sound with 3 distinct alarm tones and 3 adjustable volume levels to deter potential thieves.
- IP55 Waterproof Design: Constructed with UV-resistant and strong PC material, making it weatherproof and suitable for various environments.
- Wireless Remote Control: Allows for arming, disarming, sensitivity adjustment, volume control, and vehicle location from a distance of up to 164-229ft (50-70m).
- Multiple Installation Methods: Offers bracket mounting, zip-tie installation, and double-sided tape options for flexible placement.
Package Contents
Please ensure all items are present in your package:
- 1x Waterproof Wireless Anti-Theft Bike Alarm
- 1x Wireless Remote
- 1x Tube Mounting Bracket
- 1x Security Screw
- 2x Silicone Pads
- 2x Mounting Screws
- 1x Screw Driver
- 1x Allen Key
- 1x Zip Tie/Double Sided Tape Mounting Bracket
- 2x Zip Ties
- 1x Double-Sided Tape Pad
- 1x User Manual (this document)
- 1x USB-A to USB-C Cable
Initial Setup
Charging the Alarm
Before first use, fully charge the bike alarm using the provided USB-A to USB-C cable. The alarm features a built-in 700mAh rechargeable lithium battery.
- Connect the USB-C end of the cable to the alarm's charging port.
- Connect the USB-A end to a compatible USB power source (e.g., wall adapter, power bank, laptop).
- A red light will illuminate during charging. The light will turn off when charging is complete.
- A full charge can last for 1-3 months of active use or up to 6 months in standby mode.
Image: The alarm unit connected to a power source via USB-C, illustrating the charging process and battery life.
Pairing the Remote to the Alarm
The remote control needs to be paired with the alarm unit for proper functionality. Up to 8 remotes can be paired to one alarm.
- Press the DISARM button on the remote.
- Press and hold the PAIRING BUTTON (small button on the side of the alarm unit) for 3 seconds until you hear a tone confirming you are in pairing mode. Pairing mode will stop after 30 seconds, or if you press the button again.
- Press the ARM button on your remote to pair the alarm.
- If successful, you will hear a "Du Du" tone to confirm the pairing.
Video: A demonstration of how to pair the Fosmon bike alarm remote control to the alarm unit, including button presses and audio cues.
Installation Methods
The Fosmon bike alarm offers three secure mounting options to suit various needs and surfaces:
Image: Detailed visual guide for the three installation methods of the alarm unit.
1. Bracket Installation (for handlebars or bike frame tubes)
- Insert and rotate the alarm into the top of the tube mounting bracket until you feel the two lock together and the security screw holes are aligned.
- Install the security screw using a small Philips head screwdriver.
- Place the 2 silicone pads along the inside of both halves of the bracket.
- Use the included long screws to tightly and securely clamp the bracket around your intended installation area.
2. Zip Ties Installation (for flat surfaces or irregularly shaped objects)
- Insert and rotate the alarm into the top of the zip tie/double sided tape installation bracket until you feel the bracket and alarm lock in with each other.
- Run the two zip ties through either one or both of the provided channels on the bracket.
- Wrap the zip ties around your intended installation area and pull tight to ensure a secure fit.
3. Double-Sided Tape Installation (for flat surfaces)
- Insert and rotate the alarm into the top of the zip tie/double sided tape installation bracket until you feel the bracket and alarm lock in with each other.
- Peel the other side of the double-sided tape pad and press firmly for 30 seconds to your intended installation surface to ensure a secure bond.
Operating Instructions
Arming and Disarming the Alarm
- To ARM the alarm: Press the ARM button on the remote once. The alarm will beep to confirm it is armed.
- To DISARM the alarm: Press the DISARM button on the remote once. The alarm will beep to confirm it is disarmed.
Adjusting Sensitivity
The alarm has 7 sensitivity levels, from highest ("Do") to lowest ("Ti").
- Press and hold the DISARM button on the remote for about 6 seconds. The LED will turn off and back on.
- Press the ARM button once to hear the current sensitivity setting. It will sound from "Do" up to your current setting.
- Repeatedly press the ARM button until you hear the desired musical pitch (sensitivity level).
- Once the desired sensitivity is confirmed, press the DISARM button once to exit the setting.
Image: The alarm unit highlighting its adjustable sensitivity feature.
Adjusting Volume
The alarm has 3 adjustable volume levels.
- Press and hold the ARM button on the remote for about 6 seconds. The LED will turn off and back on.
- Press the BELL button to cycle through the three volume levels.
- Once the desired volume is confirmed, press the DISARM button once to exit the setting.
Image: The alarm unit demonstrating its loud alarm capability and adjustable tones/volume.
Locating Your Vehicle (Bell Function)
Use the bell function to easily locate your bike or vehicle in a crowded area.
- Press the BELL button on the remote. The alarm will sound, helping you pinpoint its location.
- The remote has a wireless range of up to 164-229ft (50-70m).
Image: The remote being used to locate a bike in a parking lot, demonstrating its effective range.
Maintenance
Battery Charging
Regularly charge the alarm unit to ensure optimal performance. Refer to the "Charging the Alarm" section under Initial Setup for detailed instructions.
Cleaning and Care
- Wipe the alarm unit and remote with a soft, damp cloth to remove dust and dirt.
- Do not use harsh chemicals or abrasive cleaners, as these may damage the device.
- The alarm is IP55 waterproof, meaning it is protected against dust and low-pressure water jets. While it can withstand rain, avoid submerging it in water.
Image: The alarm unit with water droplets, emphasizing its IP55 waterproof feature.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Alarm not responding to remote. | Remote not paired, low battery in alarm, or remote out of range. |
|
| Alarm is too sensitive or not sensitive enough. | Sensitivity level is not set correctly for your environment. | Adjust the sensitivity level following the "Adjusting Sensitivity" instructions. Test different levels to find the optimal setting. |
| Alarm volume is too low or too high. | Volume level is not set to your preference. | Adjust the volume level following the "Adjusting Volume" instructions. |
| Alarm not charging. | Faulty cable, power source, or charging port. |
|
Specifications
- Item Model Number: 51116HOM
- Item Weight: 5.6 ounces
- Product Dimensions: 3.46 x 3.27 x 2.6 inches
- Battery: 700mAh USB-C Rechargeable Lithium Battery
- Noise Level: Up to 110 dB
- Sensitivity Levels: 7
- Volume Levels: 3
- Wireless Remote Range: 164-229ft (50-70m)
- Waterproof Rating: IP55
- Country of Origin: China
- Manufacturer: Fosmon
Warranty and Support
Limited Lifetime Warranty
Fosmon products come with a limited lifetime warranty. For detailed information regarding warranty coverage and terms, please refer to Fosmon’s official website.
Customer Support
Fosmon offers experienced and dedicated USA-based customer support, available 24 hours a day, 7 days a week. If you have any questions, encounter issues, or require assistance, please reach out to their customer support team.
For contact information and further details, please visit the official Fosmon website: www.fosmon.com
