1. Introduction and Overview
The PGST Outdoor Solar Sound and Light Alarm (Model: P-PG-E523D-003) is a robust and wireless security device designed to deter intruders with a powerful siren and flashing strobe light. This alarm unit operates on a 433MHz radio interface and is solar-powered, making it ideal for outdoor applications without the need for complex wiring. Please note: This outdoor alarm unit itself does not feature a built-in motion detection sensor. It must be connected to a separate 433MHz wireless sensor or detector to trigger the alarm function.

2. Safety Information
- Ensure the device is installed in a location where it receives adequate sunlight for optimal charging.
- Do not attempt to open or modify the device, as this may void the warranty and pose a safety risk.
- Keep the device away from extreme heat sources or open flames.
- The siren produces a loud sound (up to 100dB). Avoid prolonged exposure to prevent hearing damage.
- Ensure mounting screws are securely fastened to prevent the device from falling.
3. Package Contents
Please check the package for the following items:
- Wireless Solar Outdoor Siren Unit (x1)
- Mounting Screws (x1 set)
- User Manual (x1)
4. Product Features
- 433MHz Radio Interface: Connects wirelessly to compatible 433MHz sensors and remote controls (up to 30 meters range).
- Loud 100dB Siren: Emits a powerful audible alarm to deter intruders and alert others.
- Flashing Red LED Strobe Light: Provides a visual deterrent and indicator when triggered.
- Solar Powered: Equipped with a 45° adjustable solar panel for efficient charging and long-term standby.
- Built-in Rechargeable Lithium Battery: Ensures continuous operation even without direct sunlight.
- IP65 Waterproof Protection: Designed to withstand various weather conditions, making it suitable for outdoor use.
- Tamper Alarm: Features tamper-proof switches that trigger the siren if the unit is forcibly removed or opened.
- Easy Installation: Wireless design simplifies setup and mounting.
- Versatile Use: Can function as a standalone siren unit for a larger security system or as a high-power sound and light siren.

5. Specifications
| Attribute | Value |
|---|---|
| Model Number | P-PG-E523D-003 |
| Brand Name | PGST |
| Frequency | 433MHz |
| Material | Plastic |
| Working Temperature | -20 °C to 55 °C |
| Water Resistance | IP65 |
| Solar Panel Output Voltage | 5.0V |
| Wireless Reception Range | >100m (in open space) |
| Backup Battery | 3.7V 1000mA Lithium Battery |
| Package Length | 20 cm |
| Package Width | 13 cm |
| Package Height | 17 cm |
| Package Weight | 0.996 kg |
| Certification | CE |

6. Setup and Installation
- Unboxing: Carefully remove the alarm unit and accessories from the packaging.
- Initial Activation/Battery Installation: Open the back cover of the alarm unit. Remove any protective film or battery tabs if present. Ensure the internal rechargeable lithium battery is properly seated.
- Internal Switches: Inside the back cover, you will find control buttons (S1, S2, S3) and possibly a version number (V1.2). These buttons typically control modes such as night flash, alarm closing, and memory reset (long press). Refer to the specific markings on your unit for exact functions.
- Mounting Location: Choose an outdoor location that receives ample direct sunlight throughout the day for optimal solar charging. The location should also be suitable for the effective projection of sound and light.
- Mounting the Unit: Use the provided mounting screws to securely attach the alarm unit to a wall or other stable surface. Ensure the solar panel is angled to maximize sun exposure (a 45° angle is often recommended for efficiency).
- Tamper Alarm: The unit includes tamper-proof switches. Ensure the back cover is securely closed after any internal adjustments. If the unit is tampered with or removed from its mounting, the siren will activate.
- Pairing with Sensors: This alarm unit functions as a siren and strobe. It requires pairing with a separate 433MHz wireless motion sensor, door/window sensor, or remote control to detect events and trigger the alarm. Follow the instructions provided with your specific 433MHz sensor for pairing procedures.



Video 1: Unboxing and Basic Setup Demonstration
7. Operating Instructions
Once the alarm unit is installed and successfully paired with your 433MHz wireless sensors, it will operate as follows:
- Arming/Disarming: Use your paired 433MHz remote control or alarm panel to arm or disarm the system.
- Triggering the Alarm: When the system is armed and a paired sensor (e.g., motion sensor, door sensor) detects an event, the PGST alarm unit will activate.
- Alarm Response: Upon activation, the unit will immediately flash its red LED strobe light and sound a loud siren (up to 100dB) for a set duration. This alerts neighbors and deters potential intruders.
- Day and Night Operation: The alarm is designed to work continuously, day and night, thanks to its solar charging and backup battery system.

8. Maintenance
- Solar Panel Cleaning: Periodically clean the solar panel surface with a soft, damp cloth to ensure maximum charging efficiency. Dust, dirt, or debris can reduce its performance.
- Battery Check: While the unit has a built-in rechargeable battery, ensure it receives sufficient sunlight to maintain charge. In prolonged periods of low light, the battery may deplete.
- Physical Inspection: Regularly check the unit for any physical damage or loose mounting.
- Environmental Factors: Although IP65 rated, extreme weather conditions (e.g., heavy snow accumulation on the solar panel) may temporarily affect performance.
9. Troubleshooting
- Alarm Not Triggering:
- Ensure the alarm unit is armed.
- Verify that the paired 433MHz sensor is functioning correctly and within range.
- Check the battery level of both the alarm unit and the external sensor.
- Siren Not Loud Enough / Strobe Not Flashing:
- Ensure there are no obstructions blocking the siren or strobe light.
- Check the battery charge of the alarm unit.
- False Alarms:
- This is typically related to the external 433MHz sensor. Refer to the sensor's manual for sensitivity adjustments or proper placement to avoid false triggers from pets, swaying branches, etc.
- Ensure the alarm unit is securely mounted and not vibrating.
- No Power / Not Charging:
- Verify the solar panel is clean and receiving direct sunlight for several hours daily.
- Ensure the internal rechargeable battery is properly connected and not faulty.
10. User Tips
- Optimal Placement: For best results, position the alarm unit and any external motion sensors in areas that maximize coverage and minimize false triggers. Consider common entry points or vulnerable areas of your property.
- Regular Testing: Periodically test your alarm system (including the alarm unit and paired sensors) to ensure all components are functioning correctly.
- Solar Exposure: Even with a backup battery, consistent direct sunlight is crucial for the long-term performance of the solar charging system. Avoid shaded areas.
- System Integration: Remember that this unit is a siren/strobe component. Its effectiveness relies on proper integration and setup with compatible 433MHz wireless sensors and/or a main alarm panel.
11. Warranty and Support
For warranty information, technical support, or service inquiries, please contact your original retailer or the manufacturer directly. Keep your purchase receipt as proof of purchase.





