--- product_id: 461814987 title: "Automatic Power Failure Alarm, 120db Power Cut Alarm, LED Indicator Failure Outage Alarm, Smart Warning SirenPower by 9V Battery (NOT Included),Plug 175~265V" brand: "gegong" price: "HK$203" currency: HKD in_stock: true category: "Gegong" url: https://www.desertcart.hk/products/461814987-automatic-power-failure-alarm-120db-power-cut-alarm-led-indicator store_origin: HK region: Hong Kong --- # AC175-265V wide voltage range 120dB piercing alarm 2-10 years battery standby Automatic Power Failure Alarm, 120db Power Cut Alarm, LED Indicator Failure Outage Alarm, Smart Warning SirenPower by 9V Battery (NOT Included),Plug 175~265V **Brand:** gegong **Price:** HK$203 **Availability:** ✅ In Stock ## Summary > ⚡ Stay Alert, Stay Ahead — Never Miss a Power Beat! ## Quick Answers - **What is this?** Automatic Power Failure Alarm, 120db Power Cut Alarm, LED Indicator Failure Outage Alarm, Smart Warning SirenPower by 9V Battery (NOT Included),Plug 175~265V by gegong - **How much does it cost?** HK$203 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/461814987-automatic-power-failure-alarm-120db-power-cut-alarm-led-indicator) ## Best For - gegong enthusiasts ## Why This Product - Trusted gegong brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smart LED Status:** Instant visual power status with LED indicator—know your power condition at a glance. - • **Unmatched Loudness:** 120dB alarm ensures no outage goes unnoticed, protecting your space with piercing clarity. - • **Long-Lasting Standby:** Supports ordinary and rechargeable batteries with up to 10 years standby life, minimizing maintenance. - • **Effortless Battery Swap:** Drawer-style 9V battery cover for quick, hassle-free replacements—stay powered without downtime. - • **Voltage-Proof Reliability:** Operates flawlessly from 175V to 265V, built to withstand power surges and unstable grids. ## Overview The Gegong Automatic Power Failure Alarm delivers a robust 120dB siren triggered by power outages within a wide 175-265V range. Featuring a smart LED indicator and a user-friendly drawer battery compartment, it supports both ordinary and rechargeable 9V batteries with standby life up to 10 years. Designed for industrial and residential use, it ensures continuous monitoring and instant alerts to keep your environment safe and informed. ## Description Specifications: 1. Alarm mode: when the power grid is powered off or the power supply wires and cables are cut off, whistle and alarm until the power supply is restored. 2. Monitoring voltage: ac175v ~ 265V. 3. Working voltage: dc9v (one GF22 battery). 4. Alarm volume: 120 dB. 5. Power indicator: it can make the power supply status of the power grid clear at a glance 6. High voltage resistant design: professional circuit design can work at 260V for a long time, and it is not easy to be damaged even if the grid voltage exceeds the standard in the middle of the night. 7. Wide monitoring voltage: ac175v ~ 265V, with a wider range of application. It is not only suitable for cities and towns, but also suitable for remote villages with extremely unstable power supply voltage. 8. Automatic charging: built in trickle automatic charger, which can use both ordinary battery and rechargeable battery. 9. Battery life: ordinary battery ≤ 2 years and rechargeable battery ≤ 10 years in standby mode. 10. Battery undervoltage alarm: it can prevent underreporting accidents caused by undetected battery failure. 11. Battery replacement: the drawer type battery cover switch is convenient, and the battery can be easily replaced. 12. Working environment: temperature - 30 ℃ ~ + 60 ℃, relative humidity ≤ 85% RH. 13. Volume: 9*5*2cm/3.54*1.97*0.79in. ## Features - High voltage resistant design, monitoring voltage: AC175V~265V. works fine even when power voltage exceeds standard. - Power failure alarm: the power failure alarm sounds until the power supply is restored; The warning can be muted manually via the on / off switch. - LED indicator: LED indicator can show power failure and power condition, which is convenient for you to master the current power supply status. - It is widely used in industrial and mining enterprises, substations, telecommunications machine rooms, farms, aquariums, laboratories and so on. - A 9V battery is required, and the drawer battery cover is designed for easy battery replacement. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09TT69T7Q | | Audible Noise | 120 Decibels | | Battery Description | rechargeable | | Best Sellers Rank | #138,371 in Electronics ( See Top 100 in Electronics ) #53 in Compact Stereos | | Brand | Gegong | | Color | White | | Control Method | Touch | | Customer Reviews | 3.9 3.9 out of 5 stars (21) | | Item Dimensions L x W x H | 5L x 2W x 9H centimeters | | Item Weight | 0.1 Kilograms | | Manufacturer | Gegong | | Mfr Part Number | PFA-220 | | Model Number | PFA-220 | | Mounting Type | Tabletop Mount | | Number of Batteries | 1 9V batteries required. | | Number of Items | 1 | | Power Source | Battery Powered | | Sensor Technology | Contact Sensor | | Size | 9*5*2cm/3.54*1.97*0.79in | | UPC | 714469040414 | | Voltage | 265 Volts | ## Product Details - **Battery description:** rechargeable - **Brand:** Gegong - **Colour:** White - **Power source:** Battery Powered - **Product dimensions:** 5L x 2W x 9H centimeters ## Images ![Automatic Power Failure Alarm, 120db Power Cut Alarm, LED Indicator Failure Outage Alarm, Smart Warning SirenPower by 9V Battery (NOT Included),Plug 175~265V - Image 1](https://m.media-amazon.com/images/I/51M824DSHtL.jpg) ## Frequently Bought Together - Automatic Power Failure Alarm, 120db Power Cut Alarm, LED Indicator Failure Outage Alarm, Smart Warning SirenPower by 9V Battery (NOT Included),Plug 175~265V - Briidea Power Failure Alarm with LED Indicator & 80dB Siren, Powered by Rechargeable Battery (included), Perfect for Monitoring Refrigerators, Freezers, Sump Pumps, Aquariums - Power Loss Alarm with LED Indicator, 80-110dB Adjustable Freezer Alarm with 7 Sirens, Perfect for GFI/GFCI Trips, Refrigerator (1 Pack) --- ## 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/461814987-automatic-power-failure-alarm-120db-power-cut-alarm-led-indicator](https://www.desertcart.hk/products/461814987-automatic-power-failure-alarm-120db-power-cut-alarm-led-indicator) --- *Product available on Desertcart Hong Kong* *Store origin: HK* *Last updated: 2026-09-07*