1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Riloer CW-8110 Car Security System. Please read this manual thoroughly before installation and use to ensure proper function and to maximize the security features of your vehicle.
2. Product Overview
The Riloer CW-8110 is a 12V car security system designed to deter theft and unauthorized access to your vehicle. It features a loud 125dB siren, remote control operation, and adjustable sensitivity levels.
Key Features:
- High-Decibel Siren: 125dB alarm loudness with 6 distinct tones.
- Adjustable Sensitivity: 7 levels of sensitivity to prevent false alarms while ensuring effective detection.
- Remote Control Operation: Convenient arming and disarming via two included remote controls.
- Wide Compatibility: Suitable for various 12V cars, including those with electric, pneumatic, or modified central locking systems.
Package Contents:
- 1 x Alarm Siren Unit
- 2 x Remote Controls
- 1 x Wiring Harness
- 1 x User Manual (this document)

Image 2.1: Components of the Riloer CW-8110 Car Security System, showing the siren, two remote controls, and the wiring harness.

Image 2.2: A close-up view of the integrated alarm module circuit board located inside the siren unit, highlighting its internal components.

Image 2.3: The Riloer CW-8110 siren unit, illustrating its 125dB alarm loudness and an effective alarm range of 100 meters (328.08 feet).

Image 2.4: Illustration demonstrating the universal compatibility of the Riloer CW-8110 system with various 12V vehicles, such as cars, SUVs, trucks, motorcycles, and scooters.
3. Setup and Installation
The Riloer CW-8110 Car Security System is designed for straightforward installation. Please follow these steps carefully.
Installation Steps:
- Identify Power Source: Locate a stable 12V constant power source in your vehicle.
- Connect Red Wire: Connect the red wire from the alarm system to the 12V constant wire of your vehicle's power source.
- Connect Black Wire: Connect the black wire from the alarm system to the chassis ground of your vehicle.
- Siren Placement: Mount the siren unit in a secure location, preferably in the engine compartment, with the bell mouth facing downwards to avoid water accumulation.
- Antenna: Ensure the antenna is not connected to any other wires and is positioned for optimal signal reception.
Note: This system provides anti-theft alarm functions only and does not control door locking/unlocking mechanisms.

Image 3.1: Wiring diagram for the Riloer CW-8110 system, illustrating the connection of the red wire to the positive terminal of a 12V battery and the black wire to the negative/ground. It also shows recommended siren placement and mentions adjustable sensitivity.
4. Operating Instructions
The Riloer CW-8110 Car Security System is operated using the provided remote controls.
Arming the System:
- Press the "lock" button on the remote control.
- The siren will sound once, indicating the system is armed.
- The system will enter the anti-theft state approximately 5 seconds after arming.
Disarming the System:
- Press the "unlock" button on the remote control.
- The siren will sound twice, indicating the system is disarmed.

Image 4.1: The two remote controls included with the Riloer CW-8110 system, displaying their lock and unlock buttons and physical dimensions.
5. Sensitivity Adjustment
The Riloer CW-8110 features 7 levels of sensitivity to customize its response to impacts and vibrations. The default setting is level 4.
Adjusting Sensitivity:
Refer to the installation diagram (Image 3.1) for the location of the sensitivity adjustment mechanism, typically a small dial or button labeled 'S-A' on the main board inside the siren unit. Rotate the dial or press the button according to the instructions provided on the internal module to increase or decrease sensitivity. Higher numbers typically indicate higher sensitivity.
- Level 1: Lowest sensitivity, suitable for high-vibration environments.
- Level 7: Highest sensitivity, detects even minor disturbances.
- Default: Level 4, a balanced setting for most vehicles.
Test the alarm after each adjustment to find the optimal sensitivity for your vehicle and environment, minimizing false alarms while ensuring effective protection.
6. Maintenance
To ensure the longevity and optimal performance of your Riloer CW-8110 Car Security System, follow these general maintenance guidelines:
- Keep Dry: Ensure the siren unit and main module are protected from excessive moisture and direct water exposure.
- Remote Control Batteries: Replace remote control batteries when their range decreases or they become unresponsive. Typically, these use small coin-cell batteries.
- Wiring Inspection: Periodically check all wiring connections for corrosion or damage. Ensure connections remain secure.
- Cleanliness: Keep the siren unit free from dirt and debris that could obstruct sound output.
7. Troubleshooting
If you encounter issues with your Riloer CW-8110 Car Security System, refer to the following troubleshooting tips:
Problem: Alarm triggers too frequently (false alarms).
- Solution: The sensitivity setting may be too high. Adjust the sensitivity to a lower level (e.g., from 7 to 4 or lower) as described in Section 5. Test after each adjustment.
- Solution: Ensure the siren unit is securely mounted and not vibrating excessively due to engine movement or loose parts.
Problem: Alarm does not trigger when vehicle is disturbed.
- Solution: The sensitivity setting may be too low. Adjust the sensitivity to a higher level (e.g., from 1 to 4 or higher) as described in Section 5.
- Solution: Check all wiring connections (red to 12V, black to ground) to ensure they are secure and free from corrosion.
- Solution: Verify the remote control batteries are not depleted.
Problem: Remote controls are unresponsive.
- Solution: Replace the batteries in the remote controls.
- Solution: Ensure you are within the effective operating range (up to 100 meters) of the system.
- Solution: Check for any strong radio interference in the area.
Problem: Siren is not loud or does not sound.
- Solution: Check the siren's wiring connections.
- Solution: Ensure the siren's output is not obstructed.
- Solution: Verify the main power connection to the alarm system is stable.
8. Specifications
| Feature | Specification |
|---|---|
| Model | CW-8110 |
| Working Voltage | 12V |
| Working Current | 10A |
| Quiescent Current | 10mA |
| Power | 20W |
| Alarm Loudness | 125dB |
| Alarm Tones | 6 |
| Sensitivity Levels | 7 (Default: Level 4) |
| Maximum Range | 100 meters (1E+2 Meters) |
| Siren Unit Dimensions | Approx. 8 x 8 x 8.5 cm (3.15 x 3.15 x 3.35 inches) |
| Remote Control Included | Yes (2 units) |
| Compatible Devices | 12V cars, cars with electric, pneumatic, or modified central locking systems |

Image 8.1: Technical drawing detailing the dimensions of the Riloer CW-8110 siren unit, showing measurements for height (10cm/3.94inch), width (8cm/3.15inch), and line length (50cm/19.69inch).
9. Warranty and Support
Warranty Information:
Specific warranty details for the Riloer CW-8110 Car Security System are not provided in this manual. Please refer to your purchase documentation or contact the retailer for information regarding warranty coverage.
Customer Support:
For technical assistance, troubleshooting beyond this manual, or inquiries regarding your Riloer product, please contact Riloer customer support through the retailer's platform or the official Riloer website, if available.