WiFi Power Failure Alarm - Multi-User Email Alert (Up to 4 Addresses), 120dB Loud Siren with 6 Tones, Free Real-Time Notifications for Freezer/Sump Pump/GFCI Monitor - No App, No Subscription Required
WiFi Power Failure Alarm - Multi-User Email Alert (Up to 4 Addresses), 120dB Loud Siren with 6 Tones, Free Real-Time Notifications for Freezer/Sump Pump/GFCI Monitor - No App, No Subscription Required
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- 24/7 Customer Support
- Risk-Free 30-Day Returns
- Fast & Reliable U.S. Shipping
Contact Information
Contact Information
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
- [Developed by Professional Engineers | Free Setup Support] Designed by a team with over 20 years of experience in safety monitoring. A step-by-step setup video is included in the instruction manual. Note: For use in USA only.
- [SMART WIFI POWER OUTAGE ALARM - No App, No Subscription Required] Connect to your 2.4GHz WiFi (5GHz not supported) and receive instant Email alerts when power fails. No additional app to download, no monthly fees ever. Protect your fridge, freezer, furnace, aquarium, sump pump, and more—anytime, anywhere
- [Multi-User Notifications for the Whole Family (Up to 4 Email Addresses)] Register up to 4 email addresses to notify everyone simultaneously during outages. Whether you're at work or traveling, the whole family stays informed. Built-in rechargeable battery ensures hours of continuous alerts until power is restored.
- [LOUD 120dB ALARM with 6 Selectable Tones & LED Indicator] Four volume levels (0-120dB) and 6 different alarm tones let you customize alerts to your preference. Bright LED indicator provides visual confirmation at a glance. Voltage detection keeps you informed about your outlet's power status.
- [Smart Home Integration & Hassle-Free Design] Set custom API endpoints to integrate with Home Assistant, Node-RED, or other automation systems. Compact design won't block adjacent outlets—includes an extra socket for other devices. 100% Satisfaction Guarantee with 24/7 customer support.
- Extended Outlet:Its sleek, compact design won’t block adjacent outlets, and even includes an extra socket for plugging in other devices.
Overview
- Color : White
- Brand : yomishine
- Power Source : Battery Powered
- Compatible Devices : Home Assistant, Node-RED, Other systems with custom API support
- Product Dimensions : 1"L x 1"W x 1"H

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