Topvico Wireless Power Off / On Detector AC 220V Power Failure Outage Short Circuit Alarm Testing Sensor Home Substation Alarm

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Brand Name: TOPVICO
Model Number: TP-102NB
Function: Wireless Power Off / On Detector Power Failure Outage Alarm
Alarm: 118dB voice + LED (Alarm when power fail, alarm again when power on)
Power supply: 1 unit 9V battery (not include)
Test power: AC 220V
Plug optional: EU / US / AU / UK plug (will send as buyer's country)



- Alarm when power off, turn off the sensor, then turn on sensor, alarm again when power on
- 118dB big alarm voice
- LED flicker
- Keep alarm to notice you or family
- Stable quality
- Power save technology


Solar water heater, pool, kitchen...


​Function: power off / on alarm

Voice: 118dB

Power supply: 9V battery (not include), normally work about 12 months

Plug optional: EU / US / AU / UK plug (will send as buyer's country)

Size: as photo

Material: ABS

Color: White



TOPVICO Electronic Technology Co., Ltd. is a company focus on Security Doorbell & Alarm Sensors, established in 2011, pay all attention to provide most desired and competitive goods to our customers, that's why we exist, we are here to make your purchase happy, pleasure to communicate with you and improve by your suggestions, thank you dear customers!

Our Aliexpress Store:
- Q: How long your goods will be sent out?
  A: 98% goods will be sent out within 24 hours, others within 72 hours
- Q: What delivery method?
  A: Default use 4PX ( online track shipping, better guarantee for you, 
     if you need very urgent, please contact us to change the price for DHL or other commercial express
- Q: How to track the package?
- Q: What is the delivery guarantee?
   A: - If not arrived within guarantee time, please contact us directly, will send new package or full refund
Delivery date: 15 to 45 days
Please note that Buyers are responsible for all additional customs fees, duties, and taxes for importation into your country. We will not refund shipping charges for refused shipments.
The following information is required when you reflect the problem:
- Image or video of defective goods (

How to solution:
- Professional support to find the problems
- If really goods problems, will send new package or refund money
- Guarantee solution time within 15 days
- If repair need, please contact us, guarantee time is 12 months (Topvico will pay the cost), out of guarantee date, buyer is responsible for the cost of accessories and shipping cost.

We will employ every resource to ensure that your return is processed promptly and without hassle.
We recommend Paypal, it is convenience and good guarantee for both of us, if problems, Paypal also will give you guarantee