| PST-SN31 Specifications | |
| Name | Tuya Smart WiFi Outdoor Siren Alarm System |
| Model | PST-SN31 |
| APP Name | Tuya Smart or Smart Life |
| Power Supply | DC12V 1A (Included) |
| Sound level | 110-120dB |
| Backup Battery | Lithium battery 3.7V 500mAh |
| WiFi Standards | IEEE 802.11 b/n/g 2.4G Hz |
| Wireless frequency | 433MHz |
| Wireless transmission range | 100meters(Open area) |
| Support Wireless Detector Quantity | Max 100pcs |
| Support Remote Controller Q'ty | Max 10pcs |
| Support Voice Control | Work with Amazon Alexa/Google Assistance |
| 5 zone types | Normal/Stay/Smart/Emergency/Close Zone |
| Color | White |
| Material | ABS |
| Operation Temp. | –10°C to +50°C |
| Humidity | 5%--95% non-condensing |
| Installation | Wall-mounted |
| Box Dimension | 27*13*9cm |
| Unit Weight | 450g |
| Carton Packing | 30PCS per ctn: 15kg 56*29*61cm |
| PST-SN31 Package List | |
| WiFi Siren alarm | x1 |
| User Manual | x1 |
| Installation Screws | x2 |
| Adapter | x1 |
| PST-SN31 Product FAQ | |
| Q1: What is the Tuya Smart WiFi Siren Alarm System? A: It's an outdoor - oriented security system that uses WiFi connectivity. It features a siren with flash and sound alarms, along with functions like anti - tamper protection and low - battery/power - off detection. |
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| Q2: Which WiFi frequencies does it support? A: It supports 2.4G Hz b/g/n WiFi frequencies. |
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| Q3: How do I connect the sensor to my Wi - Fi network? A: Download the Tuya Smart app from the app store. Open the app, create an account if you don't have one. Then, follow the in - app instructions to add a new device. Select the Wi - Fi vibration sensor and enter your Wi - Fi password when prompted. |
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| Q4: What if my Wi - Fi signal is weak near the sensor's location? A: You may consider using a Wi - Fi extender or a mesh Wi - Fi system to boost the signal. Ensure that the sensor is within a reasonable range of your router for optimal connectivity. |
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| Q5: Is it a standalone device? A: Yes, it's a standalone device. However, it requires a WiFi connection and can be managed through the Tuya app for full functionality. |
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| Q6: What are the key features of this system? A: Key features include plug - and - play functionality, flash and sound alarm capabilities, anti - tamper function, and low - battery/power - off detection. |
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| Q7: How do I install the TuyaSmart WiFi Siren Alarm System? A: It's designed as plug - and - play. First, find a suitable outdoor location, preferably away from direct weather elements if possible. Plug the siren into a power source (if applicable) and then connect it to your WiFi network through the Tuya app following the in - app instructions. |
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| Q9: Where should I install the siren? A: Install it at a height of around 2 - 3 meters on an exterior wall, ensuring it has a clear view of the area you want to protect and is not blocked by large objects. Avoid installing it near heat sources or in areas prone to flooding. |
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| Q10: What should I do if the sensor doesn't connect to my Wi-Fi network? 1. Check the Basics Power: Ensure the sensor is properly powered. Wi - Fi Signal: Make sure the sensor is within range of your Wi - Fi router. 2. Reset the Sensor 3. Re - add the Device in the App 4. Check Router Settings 5. Update Router and App Firmware |
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| Q11: How do I connect it to the Tuya or Smart Life app? First, download the Tuya Smart or Smart Life app. Then, power on the device. Press and hold the red button (if applicable) until the indicator light starts flashing. Follow the in - app instructions to connect it to your home WiFi network and add it to your device list. |
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| Q12: Does the sensor work with voice assistants? A: It supports Amazon Alexa and Google Assistant. |
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| Q13. What if I can't connect it to the app? Ensure your WiFi network is working and the password is correct. Make sure the device is in pairing mode. If the problem persists, try resetting the device by pressing and holding the red button for a longer time (usually 10 - 15 seconds) and then attempt to connect again. |
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| Q14. Which app should I use to control this device? A: ou can use either the Tuya Smart app or the Smart Life app. Both are available for download on the App Store (for iOS) and Google Play (for Android). |
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| Q15. Can I control the device remotely? A: Yes, as long as the device is connected to WiFi and your phone has an internet connection, you can control it remotely through the app. |
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| Q16. How do I connect it to my WiFi network? First, download the Tuya Smart app. Then, insert the batteries, press the reset button to put it in pairing mode. Follow the in - app instructions to connect it to your 2.4GHz WiFi network. |
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| Q17. What if my WiFi network is a 5GHz network? This sensor typically only supports 2.4GHz WiFi networks. You may need to switch to a 2.4GHz band or use a dual - band router's 2.4GHz option. |
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| Q18. The app can't find the sensor. What's wrong? Ensure the sensor is powered on and in pairing mode. Also, check your phone's Bluetooth and Wi - Fi settings, and make sure they are turned on. |
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| Q19. Can someone else access my sensor's data? As long as you keep your app account credentials secure, and your Wi - Fi network is protected, it's very unlikely that others can access your sensor's data. |
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| Q20. Can I share the sensor data with other family members? Yes, in the Tuya Smart app, there's an option to share the device with other users. You can add their email addresses or phone numbers associated with their Tuya accounts. |
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| Q21. How do I add the alarm system to the Tuya app? A: Open the Tuya app, tap the “+” or “Add Device” button, select the WiFi Siren Alarm System from the list, and follow the step - by - step instructions to complete the addition. |
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| Q22: How does the flash and sound alarm work? A: When the system detects an intrusion or a trigger event (such as an anti - tamper activation), the siren will emit a loud sound and flash its light simultaneously to alert you and deter potential intruders. |
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| Q23:What is the anti - tamper function? A: The anti - tamper function is designed to detect any unauthorized attempt to move, remove, or damage the siren. If such an attempt is detected, it will trigger the alarm. |
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| Q24: The siren is giving false alarms. What should I do? A: Check for potential interference sources such as strong winds causing objects to move near the siren, or nearby electrical equipment that might disrupt its sensors. You can also review and adjust the sensitivity settings in the Tuya app if available. |
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| Q25: The sensor is not showing up in the app. What should I do? First, make sure the sensor is powered on and in pairing mode. Check your WiFi connection and try resetting the sensor by pressing the reset button for a few seconds. Then, try adding the device again in the app. |
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| Q26: The anti - tamper function is triggering falsely. What could be the problem? A: Make sure the siren is properly mounted and not loose. Sometimes, vibrations from nearby machinery or heavy traffic can cause false detections. Check the mounting and consider adding additional stability if needed. |
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| Q27: The sensor is offline in the app. How do I fix it? Check your WiFi router to ensure it's working properly. Try restarting the sensor and the router. If it's still offline, check the sensor's connection settings in the app. |
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| Q28: The app is not receiving notifications from the siren. What can I do? A: First, check your app's notification settings to ensure they are enabled for the alarm system. Also, verify that the siren is connected to the WiFi network and has a stable connection. If the issue persists, try logging out and logging back into the Tuya app. |
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| Q29. Can make OEM? A: Yes, we can. PID OEM:500PCS Box & manual OEM: 1000PCS, if only 500PCS extra charge 0.40USD/PCS; Laser Logo: 100PCS |
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