# Meross MA151-UN Smart Wi-Fi Smoke Detector

**URL:** https://aio.lv/en/product--meross-ma151-un--12513194
**Data updated:** 2026-06-10 09:24 (EEST)
**Category:** Smart Sensors
**Manufacturer:** Meross
**Manufacturer code:** MA151-UN
**EAN:** 6942349202070
**Warranty:** 1 Year
**Availability:** Available for order
**Price:** 32.49 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 26.85 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--meross-ma151-un--12513194

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

The Meross MA151-UN is a smart Wi-Fi smoke detector designed to enhance home safety. It provides real-time alerts directly to your smartphone when smoke is detected, ensuring you are informed even when away. This reliable sensor integrates seamlessly into smart home ecosystems, offering peace of mind through instant notifications and a loud built-in alarm for immediate local warning in case of fire emergencies.

## Long description

The Meross MA151-UN Smart Wi-Fi Smoke Detector is a sophisticated safety device engineered to provide reliable fire detection for residential environments. Utilizing advanced dual-optical sensor technology, this detector identifies both smoldering and flaming fires with high precision while minimizing false triggers. Designed for seamless integration into modern smart homes, it offers real-time monitoring and instant alerts, ensuring that you remain informed about your home's safety status regardless of your physical location.
Advantages
This smart smoke detector offers superior reliability through its dual-optical detection system, which is capable of sensing a wide range of smoke particles. The device features a robust 85 dB alarm that provides an immediate local warning, while the smart connectivity ensures that notifications are sent directly to your smartphone. Its integration with the Meross ecosystem allows for synchronized alarms across multiple units, creating a comprehensive safety network throughout your property. The user-friendly design includes convenient features such as remote testing, a night-time silent mode, and long-lasting battery performance, making it a practical and low-maintenance solution for home fire protection.
Suitable for
Residential homes and apartments
Monitoring living rooms, bedrooms, and hallways
Users seeking remote fire safety notifications
Integration into existing smart home automation systems
This device may not be suitable for industrial environments, high-temperature areas like kitchens or garages where steam or dust might trigger false alarms, or locations without a stable 2.4 GHz Wi-Fi connection. It is specifically designed for indoor residential use and should not be installed in outdoor settings or areas with extreme humidity levels.
Key specifications
Detection technology: Dual-optical sensor
Alarm volume: ≥85 dB at 3 meters
Power source: 2 x AA batteries
Battery life: Up to 3 years
Connectivity: 2.4 GHz Wi-Fi
Dimensions: 125 x 125 x 33 mm
Operating temperature: 0°C to 55°C
System compatibility: iOS 13 or later, Android 8.0 or later
To use the Meross MA151-UN, mount the device securely on the ceiling using the provided hardware. Once installed, download the Meross app on your smartphone and follow the in-app instructions to connect the detector to your 2.4 GHz Wi-Fi network. You can perform regular system checks directly through the application to ensure the sensor is functioning correctly. The app also allows you to manage notification settings and view event history to keep track of your home's safety status.
What to consider before purchase
Ensure your home has a stable 2.4 GHz Wi-Fi network
Verify compatibility with your smartphone operating system
Consider the need for a Meross hub for advanced multi-device synchronization
Check the installation area for potential sources of false alarms like steam or heavy dust
Usage recommendations: Regularly test your smoke detector using the app to ensure optimal performance. Keep the sensor clean from dust and debris to maintain detection accuracy, and replace the batteries promptly when the low-battery notification is received to ensure continuous protection.

## FAQ

### How much does the Meross MA151-UN Smart Wi-Fi Smoke Detector cost, and is it available for purchase?

The price is 32.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 252 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 09.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Meross products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Meross service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12513194/68859333_large.webp