| PST-ZD400A Specifications | |
| Name | Tuya Smart WiFi Vibration Sensor |
| Model | PST-ZD400A |
| APP Name | Tuya Smart or Smart Life |
| Color | White |
| Material | ABS |
| Backup Battery | DC3V LR03 |
| WiFi Standards | IEEE 802.11 b/n/g 2.4G Hz |
| Support Voice Control | Work with Amazon Alexa/Google Assistance |
| Vibration Levels | High, Medium, Low. |
| Low-battery Detection | ≤ 2.4V |
| Tuya Smart product Linkage control | Support |
| Operation Temp. | –10°C to +50°C |
| Humidity | 5%--95% non-condensing |
| Installation | Wall-mounted |
| Unit Box Dimension | 7.3*3.6*2.5cm |
| Unit Weight | 50g |
| PST-ZD400A Package List | |
| WiFi Vibration Sensor | x1 |
| AAA1.5V battery | x2 |
| Double-sided tape | x1 |
| User Manual | x1 |
| PST-ZD400A Product FAQ | |
| Q1: How do I install the Wi - Fi vibration sensor? A: First, choose the location on the door, window, counter, or drawer where you want to install it. Clean the surface. Then, use the provided adhesive tape or screws (if applicable) to firmly attach the sensor. |
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| Q2: Can I install it on any type of door or window? A: Generally, it can be installed on most common doors and windows. However, for very thick or irregular - shaped ones, it's recommended to check the size compatibility before installation. |
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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: How do I set the sensitivity of the sensor? A: You can adjust the sensitivity from the app: setup menu; |
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| Q6: What types of vibrations will trigger the alarm? A: Sudden or continuous vibrations beyond the set sensitivity level will trigger the alarm. For example, forced opening of a door or window, or excessive vibration of a drawer or counter will activate it. |
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| Q7: How is the sensor powered? A: The sensor is powered by 2PCS DC1.5V LR03 ultra alkaline AAA batteries. |
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| Q9: How long does the battery last? A: Battery life depends on usage frequency and sensitivity settings. Under normal usage and default settings, the battery can last approximately6 months if trigger 10 times a day. |
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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: Can I use the sensor outdoors? A: Can not. this product is not waterproof. |
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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 is a Wi - Fi Vibration Sensor? A Wi - Fi Vibration Sensor is a device that detects vibrations and sends alerts via a Wi - Fi connection. It can be used to monitor activities such as door or window openings, or any movement that causes vibration. |
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| Q14. Who can use this Wi - Fi Vibration Sensor? Homeowners, renters, and small business owners can use it for security purposes, such as detecting unauthorized access through doors, windows, or drawers. |
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| Q15. How does the sensor detect vibration? It uses an internal accelerometer to detect changes in motion and vibration patterns. |
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| Q16. The sensor is not detecting vibrations. What should I do? First, check the sensitivity settings in the app and adjust if necessary. Also, ensure the sensor is properly attached and not blocked. |
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| Q17. The sensor is constantly sending false alerts. How can I fix this? Lower the sensitivity level in the app. Also, check if there are any sources of constant vibrations near the sensor (e.g., appliances) and relocate it if needed. |
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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 make OEM? A: Yes, we can. PID OEM:500PCS Box & manual OEM: 1000PCS, if only 500PCS extra charge 0.15USD/PCS; Laser Logo: 100PCS |
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| PST Company FAQ: | |
| Q1. How long has the company been established? -- Chinapst has been established since 2007. |
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| Q2. What is the main business and market? -- Our main business is Smart Home Automation & Home Security Solutions. And our market is for global. Our products already exported to more than 170 countries now. |
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| Q3. How is the product quality guaranteed? ◆ We provide a 2-year product warranty; ◆ Rigorous Quality Control: Each product undergoes two rounds of 100% full-quantity QC testing before delivery, ensuring superior quality; ◆ Superior Packaging: Our carton boxes are made from high-strength materials to minimize transit damage. Additionally, we use yellow waterproof tape to secure and protect the boxes during shipping; ◆ Pre-Shipment Verification: Our sales team conducts a final check of all goods before shipment and provides clients with detailed photos, ensuring transparency and satisfaction; |
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| Q4. Is there a product catalog or sample? -- You can contact us to get the catalog and if you are interested, you can place the samples order to test; |
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| Q5. How is the pricing? Are there any discounts? ◆ Fair Pricing: Our prices are based on meticulous cost accounting, ensuring fairness and quality. We avoid using substandard components to lower costs, believing in long-term, mutually beneficial business relationships; ◆ For bulk orders can futher negotiate the price; ◆ Price trade term is EXW; |
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| Q6. How is the payment? ◆ If you need to pay a large amount, it is recommended to choose bank wire transfer (TT), which has low fees and high security. ◆ If you want to ensure transaction security through a third-party platform, you can choose Alibaba, but you need to pay attention to the fees and operation procedures. ◆ If you need to pay a small amount quickly, PayPal is the most convenient option, but you have to bear higher fees. |
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| Q7. Delivery and Logistics? ◆ What shipping methods PST use usually? International air express: for example: DHL, UPS ,FedEx etc; these are door to door service; By Sea Freight: This one usually for the order is more than 1CBM. and clients need to pay the local charge and tax etc. By direct line door to door service: this is the direct line service, not international express service. ◆ How PST will quote the shipping cost? After we received the order list from clients. We will calculate the total gross weight and dimension first, and compared all the shipping methods mentioned above and will find the best shipping solution for the order you are placing with us; |
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| Q8. How long is the delivery cycle? ◆ Samples Order: around 1-3 business days after receive the full payment; ◆ Bulk Order: around 5-10 business days after received full payment; ◆ OEM order: around 15-30 business days after received full payment; |
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| Q9. Is there any quality certification? -- Yes, our products have CE, RoHS etc certificates; |
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| Q10. How to deal with quality issues or returns? In warranty period, any products problem if not caused by personal reasons. We support in these ways: ◆ Client self confirmed which less value component should be replaced. We will free replace with next order; If need ship separately. The client needs to pay the shipping cost; ◆ Client self confirmed which high value component should be replaced. We will free replace with next order, If need ship separately. The client needs to pay the shipping cost; And the faulty component should be returned to us; Clients pay returning cost; ◆ If clients cannot judge which component need to be replaced. Can return back whole device, after we received we will make free repair or replace; And send back to client with new order; If need ship separately. The client needs to pay the shipping cost; |
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| Q11. Return Policy? ◆ We provide 7 days unconditional return policy. For return please make a request to our company within 7 days after you received the goods, overdue time will not be acceptable; ◆ Damage caused by personal reasons(such as mal-operation, dismantle without our permission etc) will not accept returns; ◆ For returns, please ensure that the package, products, labels etc all remain in good original situation. Does not affect the secondary sales; ◆ For returning shipping cost to China, Client needs to pay; |
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| Q12. Can you provide customer testimonials or reviews? -- Yes, can get our clients reviews from this link: https://chinapst.en.alibaba.com/company_profile/feedback.html?spm=a2700.shop_index.88.168.13884b55UpFMdS |
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| Q13. What are the communication channels? How long is the response time? -- You can contact us via We-chat, Whats-app, Alibaba Messager or Email etc; |
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| Q14. Do you provide customized services? -- Yes, For example OEM logo, OEM box, OEM design etc; |
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| Q15. Our advantages? ◆ Robust Production Capacity: Equipped with our own production facilities and assembly lines, all PST production staff undergo rigorous in-house training to ensure high efficiency and superior product quality. ◆ Fast Delivery: For sample orders, we maintain ample stock to guarantee delivery within 1-3 days. Bulk orders typically ship within 5-10 days, depending on the order size. ◆ No MOQ Restrictions: PST imposes no minimum order quantity, allowing you to purchase any quantity at competitive prices. ◆ Certifications: Our products are certified with CE, RoHS and other international standards, ensuring compliance and reliability. ◆ ODM & OEM Expertise: With over a decade of experience in ODM and OEM services, we transform your ideas into reality—just envision it, and we handle the rest. ◆ Offer full marketing materials for advertising; ◆ Diverse Product Range: PST specializes in smart home automation and home security solutions, offering a comprehensive range of products at competitive prices. |
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