--- product_id: 445769670 title: "WiFi Home Security System, 8-Piece Alarm Kit with 120dB Siren & Sensors | 120dB Loud Alarm, 8-Hour Backup Battery, Instant App Alerts, DIY Setup, No Monthly Fee, Expandable Security System" brand: "tolviviov" price: "HK$936" currency: HKD in_stock: true reviews_count: 13 category: "Tolviviov" url: https://www.desertcart.hk/products/445769670-wifi-home-security-system-8-piece-alarm-kit-with-120db store_origin: HK region: Hong Kong --- # Wireless 2.4GHz connectivity 8-hour battery backup 120dB ultra-loud siren WiFi Home Security System, 8-Piece Alarm Kit with 120dB Siren & Sensors | 120dB Loud Alarm, 8-Hour Backup Battery, Instant App Alerts, DIY Setup, No Monthly Fee, Expandable Security System **Brand:** tolviviov **Price:** HK$936 **Availability:** ✅ In Stock ## Summary > 🔐 Lock in peace of mind with smart, scalable security that’s always a step ahead. ## Quick Answers - **What is this?** WiFi Home Security System, 8-Piece Alarm Kit with 120dB Siren & Sensors | 120dB Loud Alarm, 8-Hour Backup Battery, Instant App Alerts, DIY Setup, No Monthly Fee, Expandable Security System by tolviviov - **How much does it cost?** HK$936 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/445769670-wifi-home-security-system-8-piece-alarm-kit-with-120db) ## Best For - tolviviov enthusiasts ## Why This Product - Trusted tolviviov brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Zero Monthly Fees:** No contracts, no subscriptions—premium protection without the premium price tag. - • **DIY, No Fuss Setup:** Tool-free, damage-free installation in minutes—security that fits your busy lifestyle. - • **Expandable Protection:** Start with 8 pieces and grow up to 20 sensors plus 5 remotes—customize your fortress your way. - • **Seamless Smart Control:** Manage your home security effortlessly via smartphone app with instant alerts—stay connected anywhere. - • **Voice-Activated Security:** Hands-free control with Alexa & Google Assistant—because your home should listen to you. ## Overview The tolviviov WiFi Home Security System is an 8-piece kit featuring a powerful 120dB siren, 5 door/window sensors, and 2 remote controls. It offers wireless 2.4GHz connectivity, voice control compatibility with Alexa and Google Assistant, and an 8-hour battery backup for uninterrupted protection. Designed for easy DIY installation with no monthly fees, it supports expansion up to 20 sensors and 5 remotes, making it a flexible, cost-effective solution for modern home security. ## Description desertcart.com : WiFi Home Security System, 8-Piece Alarm Kit with 120dB Siren & Sensors | 120dB Loud Alarm, 8-Hour Backup Battery, Instant App Alerts, DIY Setup, No Monthly Fee, Expandable Security System : Electronics Review: Excellent DIY Home Security System with Loud Alarm and No Monthly Fees - I’ve been extremely happy with this WiFi home security system. It offers an impressive combination of reliability, ease of use, and affordability, making it an excellent choice for anyone looking to protect their home without paying expensive monthly monitoring fees. Setup was surprisingly quick and straightforward. Since everything is wireless, installation was simple—I had the sensors mounted on my garage door, sliding door, and several cabinets in less than an hour. The included adhesive worked well for the contact sensors, while the motion detectors mounted securely with the provided hardware. Even without prior experience installing security systems, the entire process was easy to follow. One of the standout features is the mobile app. It connects reliably to the system and sends notifications almost instantly whenever a door or window is opened. I really appreciate being able to check the status of my home from anywhere, giving me peace of mind whether I'm at work, traveling, or simply away for the day. The app is easy to navigate, although a slightly more polished interface and smoother notification setup on additional devices would make it even better. The alarm itself is impressively loud and definitely gets your attention. It's more than enough to alert everyone inside the house and would likely be heard by nearby neighbors as well. For even greater coverage, I added the optional external siren, which makes the system even more effective. Another feature I enjoy is the Alexa integration. Connecting it to Alexa was quick, and being able to arm or control parts of the system with voice commands adds an extra level of convenience to everyday use. The included kit provides plenty of sensors for a small home or apartment, and the wireless range has been excellent throughout my property. The sleek, modern design also blends in nicely without looking bulky or out of place. Perhaps the biggest advantage is the value. You get many of the same core features offered by much more expensive security systems, but without being locked into costly monthly subscriptions. Compared to my previous monitored alarm service, this system will pay for itself in just a few months while continuing to provide reliable protection. Overall, this is an outstanding DIY security system for anyone who wants dependable home protection at an affordable price. Easy installation, fast notifications, loud alarm, Alexa compatibility, and no recurring fees make it an excellent investment. I highly recommend it to anyone looking for a simple, effective, and budget-friendly home security solution. Review: Simple and effective - The base station and sensors are very small. It was easy to install and very inconspicuous. Between the app and the key fobs it’s easy to monitor and maintain. ## Features - ✅ALPHA WIRELESS SECURITY SYSTEM - A smart way to protect your house with tolviviov Smart Home Security System. 8-piece kit includes the 1 alarm siren station, 5 windows & door sensors and 2 remote controls. No contracts and No subscription fee. - ✅SMART ALARM SYSTEM for Home - tolviviov Alarm Security System is an affordable solution for your apartment security. You have full control over the door alarms for home security through your smartphone and get instant notifications of alarms alert in your house or apartment. - ✅CUSTOMIZATION - You can add extra door and window sensors, motion detectors, wireless doorbell, and water detectors to different rooms in your home security systems;It supports expansion of up to 20 sensors and 5 remote controls/keypads, which can be added to the WiFi alarm station. - ✅DIY INSTALLATION - Easily set up tolviviov Wireless Home Security System in minutes without tools. The wireless connection devices does not damage the wall. The alarm station should ALWAYS CONNECT to AC adapter. The backup battery works for 8 hours, only as an emergency battery. - ✅VOICE CONTROL and WIFI Network - Your tolviviov Home Alarm System can be easily controlled by Away, Disarm, and Home modes with your voice. Works with Alexa and Google Assistant. WIFI connection, Only works on 2.4GHz WiFi network, does NOT support 5GHz WiFi networks. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09VBNZ965 | | Alert Type | Motion | | Assembly Instructions Description | Easy to follow DIY instructions included | | Battery Cell Type | Alkaline | | Best Sellers Rank | #74 in Home Security Systems | | Brand | tolviviov | | Built-In Media | 1 base station, 5 door sensors, 2 remote control | | Color | L-8pics-White hub | | Compatible Devices | Smartphone | | Connectivity Technology | Wireless | | Control Method | Voice | | Customer Reviews | 4.2 out of 5 stars 4,173 Reviews | | Installation Method | Self-Adhesive | | Item Dimensions | 9.06 x 6.69 x 1.97 inches | | Item Type Name | home-security-systems | | Item Weight | 0.51 kg | | Item dimensions L x W x H | 9.06 x 6.69 x 1.97 inches | | Manufacturer | Daping | | Model Number | W2 | | Power Source | AC power with battery backup | | Sensor Technology | Wireless | | Unit Count | 8 Count | ## Product Details - **Brand:** tolviviov - **Color:** L-8pics-White hub - **Compatible Devices:** Smartphone - **Item dimensions L x W x H:** 9.06 x 6.69 x 1.97 inches - **Power Source:** AC power with battery backup ## Images ![WiFi Home Security System, 8-Piece Alarm Kit with 120dB Siren & Sensors | 120dB Loud Alarm, 8-Hour Backup Battery, Instant App Alerts, DIY Setup, No Monthly Fee, Expandable Security System - Image 1](https://m.media-amazon.com/images/I/713ZuIqNwVL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Excellent DIY Home Security System with Loud Alarm and No Monthly Fees *by X***O on July 23, 2026* I’ve been extremely happy with this WiFi home security system. It offers an impressive combination of reliability, ease of use, and affordability, making it an excellent choice for anyone looking to protect their home without paying expensive monthly monitoring fees. Setup was surprisingly quick and straightforward. Since everything is wireless, installation was simple—I had the sensors mounted on my garage door, sliding door, and several cabinets in less than an hour. The included adhesive worked well for the contact sensors, while the motion detectors mounted securely with the provided hardware. Even without prior experience installing security systems, the entire process was easy to follow. One of the standout features is the mobile app. It connects reliably to the system and sends notifications almost instantly whenever a door or window is opened. I really appreciate being able to check the status of my home from anywhere, giving me peace of mind whether I'm at work, traveling, or simply away for the day. The app is easy to navigate, although a slightly more polished interface and smoother notification setup on additional devices would make it even better. The alarm itself is impressively loud and definitely gets your attention. It's more than enough to alert everyone inside the house and would likely be heard by nearby neighbors as well. For even greater coverage, I added the optional external siren, which makes the system even more effective. Another feature I enjoy is the Alexa integration. Connecting it to Alexa was quick, and being able to arm or control parts of the system with voice commands adds an extra level of convenience to everyday use. The included kit provides plenty of sensors for a small home or apartment, and the wireless range has been excellent throughout my property. The sleek, modern design also blends in nicely without looking bulky or out of place. Perhaps the biggest advantage is the value. You get many of the same core features offered by much more expensive security systems, but without being locked into costly monthly subscriptions. Compared to my previous monitored alarm service, this system will pay for itself in just a few months while continuing to provide reliable protection. Overall, this is an outstanding DIY security system for anyone who wants dependable home protection at an affordable price. Easy installation, fast notifications, loud alarm, Alexa compatibility, and no recurring fees make it an excellent investment. I highly recommend it to anyone looking for a simple, effective, and budget-friendly home security solution. ### ⭐⭐⭐⭐⭐ Simple and effective *by B***N on August 25, 2026* The base station and sensors are very small. It was easy to install and very inconspicuous. Between the app and the key fobs it’s easy to monitor and maintain. ### ⭐⭐⭐⭐ Amazing alarm system *by A***E on September 27, 2024* Just got these and so far I am in love! I didnt realize hat the alarms did not stop once the door was closed. It actually sends an alarm to my phone instead of just a notification. I am looking in to more products from this company. Looking forward to seeing what else they have to offer. The only reason I haven't given it a 5 star rating is because there is no way to just stop the alarm without full disarm and rear. I could be wrong but still looking in to it. Well worth the money. This is such an inexpensive price for such an amazing product! Very loud. Easy set up. Slight lag time for disarming but not much. I'm hoping battery life is good as my doors are opened frequently. ## Frequently Bought Together - WiFi Door Alarm System, Wireless DIY Smart Home Security System, with Phone APP Alert, 8 Pieces-Kit (Alarm Siren, Door Window Sensor, Remote), Compatible with Alexa, for House, Apartment by tolviviov - Blink Video Doorbell (newest model), Two-way audio, HD video, motion and chime app alerts and Alexa enabled — wired or wire-free (Black) - Blink Outdoor 4 (newest model), Wire-free smart security camera, two-year battery life, two-way audio, HD live view, enhanced motion detection, Works with Alexa – 5 camera system --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hk/products/445769670-wifi-home-security-system-8-piece-alarm-kit-with-120db](https://www.desertcart.hk/products/445769670-wifi-home-security-system-8-piece-alarm-kit-with-120db) --- *Product available on Desertcart Hong Kong* *Store origin: HK* *Last updated: 2026-08-30*