---
product_id: 679034596
title: "Home Alarm System,GSM/WiFi Professional Home Security Systems with Door/Window Sensors,Motion Sensors,Loud Siren,Phone App Instant Alerts,LCD Display Screen,Work with Alexa and Google"
brand: "lwohsi"
price: "S$284"
currency: SGD
in_stock: true
category: "Lwohsi"
url: https://www.desertcart.sg/products/679034596-home-alarm-system-gsm-wifi-professional-home-security-systems-door
store_origin: SG
region: Singapore
---

# Instant app alerts & remote control Dual WiFi & GSM modes 120dB loud siren Home Alarm System,GSM/WiFi Professional Home Security Systems with Door/Window Sensors,Motion Sensors,Loud Siren,Phone App Instant Alerts,LCD Display Screen,Work with Alexa and Google

**Brand:** lwohsi
**Price:** S$284
**Availability:** ✅ In Stock

## Summary

> 🔐 Stay ahead of threats with smart security that’s always a step ahead.

## Quick Answers

- **What is this?** Home Alarm System,GSM/WiFi Professional Home Security Systems with Door/Window Sensors,Motion Sensors,Loud Siren,Phone App Instant Alerts,LCD Display Screen,Work with Alexa and Google by lwohsi
- **How much does it cost?** S$284 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/679034596-home-alarm-system-gsm-wifi-professional-home-security-systems-door)

## Best For

- lwohsi enthusiasts

## Why This Product

- Trusted lwohsi brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Powerful 120dB Siren:** Deter intruders instantly with a piercing siren that commands attention and peace of mind.
- • **Expandable Sensor Network:** Customize your security with door/window sensors, motion detectors, and SOS buttons tailored to your home’s unique needs.
- • **Seamless Dual Connectivity:** Switch effortlessly between WiFi and GSM for uninterrupted home security—no contracts, no monthly fees.
- • **Smartphone Control & Alerts:** Receive instant notifications and control your system remotely via the intuitive Tuya app, compatible with Alexa and Google Assistant.
- • **Effortless Setup & Sleek Design:** Self-adhesive installation with no drilling required, blending seamlessly into your modern home aesthetic.

## Overview

The LWOHSI Home Alarm System offers professional-grade security with dual WiFi and GSM connectivity, enabling flexible, contract-free protection. Featuring a powerful 120dB siren, instant smartphone alerts, and compatibility with Alexa and Google Assistant, it supports a customizable array of sensors for comprehensive home monitoring. Easy to install and designed to complement your home, it empowers you to control and monitor your security anytime, anywhere.

## Description

Shop LWOHSI Home Alarm System,GSM/WiFi Professional Home Security Systems with Door/Window Sensors,Motion Sensors,Loud Siren,Phone App Instant Alerts,LCD Display Screen,Work with Alexa and Google. Free delivery on eligible orders of £20 or more.

## Features

- 【WIFI and GSM Security System】Working Mode The homekit home alarm supports two working modes. The first mode WIFI: no SIM, no phone line, no monthly fee, no need to sign a contract with a security company, you can install it directly and have an alarm function on the spot. The second mode: the alarm also supports the SIM card function and you can use your mobile phone to control it remotely
- 【Network Support of Wireless Alarm System】 The central panel has a built-in GSM module. You can set 5 groups of telephone alarm numbers and two groups of SMS alarm numbers. When the alarm sounds, the central panel makes a call and sends an SMS to the previously set phone number. You can also use mobile phones (or landlines) to dial the control panel number or send an SMS to the control panel number
- 【Powerful and compatible with other monitoring accessories】 WiFi network alarm, support APP Push to ensure stable alarm performance. They are complete and can be easily used at home on the details you want to monitor. you can add door sensor, infrared, buttons and SOS buttons as you like. Supports multiple alarm settings such as front door, entrance, emergency, bedroom, window, etc.
- 【Multifunctional Home Security System】 Home Security System That includes the following functions: camper alarm, closet alarm, door opening sensor, motion sensor with alarm, window security, wifi motion sensor, elderly emergency call.
- 【Alarm compatible with Google, Alexa and Tuya】. The home alarm kit does not destroy the decorative style of the house or damage the walls; Built-in powerful 32-bit Cortex-M3-based CPU, the home alarm system supports Tuya APP remote control and supports desertcart Burglar Alarm Alexa, Google Assistant for voice control.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B8R1F1RD |
| Alert Type | Audio & Motion |
| Antenna Location | Home Security |
| Assembly Instructions Description | No installation or assembly required, ready to use |
| Battery Cell Composition | Alkaline |
| Best Sellers Rank | 327,445 in DIY & Tools ( See Top 100 in DIY & Tools ) 623 in Home Alarm Systems |
| Brand | LWOHSI |
| Colour | White |
| Compatible Devices | Smartphone |
| Control Method | Voice |
| Country of Origin | China |
| Customer Reviews | 3.9 3.9 out of 5 stars (271) |
| Included Components | 1 X A108S Alarm System |
| Installation method | Self-Adhesive |
| Item Dimensions | 20.3 x 15.2 x 10.2 centimetres |
| Item Type Name | LW-208-T53A |
| Item Weight | 1.17 Kilograms |
| Manufacturer | LWOHSI |
| Maximum Range | 100 Metres |
| Model Number | A108S |
| Network Connectivity Technology | Wireless |
| Part Number | PG108 |
| Power source | With electrical socket |
| Sensor Technology | Wireless |
| Sound Level | 120 Decibels |
| Unit Count | 1.0 count |
| Video Capture Resolution | 1080p |
| Voltage | 12 Volts |

## Product Details

- **Brand:** LWOHSI
- **Colour:** White
- **Compatible devices:** Smartphone
- **Item dimensions L x W x H:** 20.3 x 15.2 x 10.2 centimetres
- **Power source:** With electrical socket

## Images

![Home Alarm System,GSM/WiFi Professional Home Security Systems with Door/Window Sensors,Motion Sensors,Loud Siren,Phone App Instant Alerts,LCD Display Screen,Work with Alexa and Google - Image 1](https://m.media-amazon.com/images/I/610r9KlM54L.jpg)

## Available Options

This product comes in different **Model** options.

## Frequently Bought Together

- LWOHSI Home security system, wireless 1080p surveillance camera alarm system with 120dB alarm siren compatible with Alexa Google
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**Shop now:** [https://www.desertcart.sg/products/679034596-home-alarm-system-gsm-wifi-professional-home-security-systems-door](https://www.desertcart.sg/products/679034596-home-alarm-system-gsm-wifi-professional-home-security-systems-door)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-09-14*