2G/4G Wireless Home Alarm Security System 9PCS 433MHz LCD Display with Host Remote Controls Alarm Window Door Sensor WiFi+GSM Auto Dial Alarm Compatible with Alexa Google Home Voice Control
2G/4G Wireless Home Alarm Security System 9PCS 433MHz LCD Display with Host Remote Controls Alarm Window Door Sensor WiFi+GSM Auto Dial Alarm Compatible with Alexa Google Home Voice Control
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30-Day Hassle-Free Returns
30-Day Hassle-Free Returns
Not satisfied? Return your order within 30 days for a full refund or exchange — simple and easy.
✔ Easy return process
✔ Fast refunds
✔ No hidden conditions
Fast U.S. Shipping
Fast U.S. Shipping
We ship within the United States only — no international delays.
✔ Processing time: 1–2 business days
✔ Delivery time: 3–7 business days
✔ Real-time tracking available
👉 Track your order anytime from the header via Track Order
About This
- 【APP CONTROL】By Smart Life or Tuya App,You can receive Alerts Push Notifications or Phone Calling Directly to Your Smartphone,Whenever Motion is Detected or Sensors are Triggered. Stay Connected Even When You are Away for Holiday or Party.No Worry About your Home Security any More.
- 【2.4GHZ WiFi + GSM/3G/4G Dual Network Mode】 --- You can use WiFi or GSM/3G/4G network, please note that the WiFi only can work with 2.4GHz and 5G SIM cards are not supported.
- 【 EASY INSTALLATION AND USE】 No installation fee and No professional installation is required.Requiring No Complex Installation Steps, It Can be Easily Installed In Key Areas of Your Home. It is Simple to Operate, Allowing Both the Elderly and Children to Quickly Get the Hang of it, Enabling You to Enjoy Security Protection Promptly.
- 【DIY CUSTOMIZABLE AND EXPANDABLE】Our Home Security System are highly customizable.You can choose which areas of your home to protect,Such as doors,windows,or specific rooms by installing different types of sensors.As your needs change,the system is expandable.You can add more sensors,Camera,or other security devices from our store in the future,ensuring that your home's security evolves with you.
- 【Multiple alarm modes】Support multi-channel alarm mode such as app push, SMS push and voice monitoring. This Wireless Home Alarm Kit can make and answer calls, voice messages, to provide you with an intelligent life.
Overview
- Brand : MaiMMaledy
- Color : black and white
- Power Source : Battery Powered
- Compatible Devices : Alexa, Google Home
- Item dimensions L x W x H : 8.3 x 6 x 3.6 inches

WE MAKE SMART LIVING SIMPLE.
OUR TEAM HELPS SECURE YOUR HOME.
SmartHomeValueHub helps homeowners create safer, smarter, and more convenient living spaces with trusted smart home solutions built for everyday life.
From smart security cameras and smart locks to video doorbells, thermostats, lighting, and home automation essentials — we focus on products that improve real comfort, safety, and efficiency.
Our goal is simple: better protection, lower energy costs, and smarter daily living for every home.
Why Homeowners Trust SmartHomeValueHub
✔ Easy Setup
✔ Matter Compatible
✔ Smart Security
✔ Energy Saving
50K
HaSMART DEVICES INSTALLEDppy Clients
15+
YEARS OF SMART HOME EXPERTISE
98%
CUSTOMER SATISFACTION RATE
365
RELIABLE SUPPORT YEAR-ROUND
Smarter Security. Lower Bills. Easier Living.
SMART HOME FAQ
Yes — many modern devices support multiple platforms.
Matter-certified devices can work across Alexa, Google Home, and Apple HomeKit at the same time.
Not always.
Smart bulbs, plugs, cameras, and video doorbells are often easy DIY installations, while full security systems may need professional setup.
Many devices still work manually or through local control.
You may lose remote app access, but locks, lights, and thermostats often continue basic functions.
Security depends on the device and setup.
Use strong passwords, trusted brands, firmware updates, and secure Wi-Fi for better protection. Privacy and unauthorized access are common concerns in smart homes.
Most homeowners start with:
Smart Security Cameras
Smart Door Locks
Smart Thermostats
Smart Plugs
Video Doorbells
Yes.
Smart thermostats and smart plugs help reduce wasted energy by automating heating, cooling, and power usage.
It depends on your ecosystem.
Alexa → widest compatibility
Google Home → strong for Android users
Apple HomeKit → best privacy
Home Assistant → advanced control
Smart Home Tips, Trends & Buying Guides