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Ships within 48 hours · Estimated delivery Jul 21 - Jul 26
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Description
SQ400B WiFi Smart Water Leak Detector Overflow Sensor with Buzzer Real Time Monitor Alexa Google Assistant CompatibleReal Time Sensor StatusProvides instant updates on water detection, ensuring immediate awareness of potential leaks. Smart Home IntegrationCompatible with Alexa and Google Assistant for seamless integration into your smart home ecosystem. Intelligent LinkageEnables automated responses and notifications when water is detected, enhancing home safety. Low Battery AlertApp based low battery reminders ensure the detector is always operational. High Decibel
- 【Real-Time Sensor Status】Provides instant updates on water detection, ensuring immediate awareness of potential leaks.
- 【Smart Home Integration】Compatible with Alexa and Google Assistant for seamless integration into your smart home ecosystem.
- 【Intelligent Linkage】Enables automated responses and notifications when water is detected, enhancing home safety.
- 【Low Battery Alert】App-based low battery reminders ensure the detector is always operational.
- 【High-Decibel Alarm】Features a loud >55dB/1M alarm for clear audible warnings in case of water detection.
Specifications:
- Alarm sound: >55dB/1M
- Input voltage: DC3V CR123A
- Quiescent current: ≤20uA
- Alarm current: ≤125mA
- Low power undervoltage: ≤2.6V
- WIFI: 802.11b/g/n
- Detection method: Water detection
- Installation method: Place on the ground
- Working temperature: -10-50℃
- Working humidity: Maximum 95%RH
Package included
- 1 x Sensor
- 1 x English and Chinese User Manual
Specifications
| Brand | N/A |
| Certificate | CE |
| Color | As Shown |
| Packaging Type | Colored Box |
| Plug Type (For Supply) | N/A |
| User Manual (Language) | English and Chinese |
| Gross Weight | 0.112kg |
| Volume Weight | 0.057kg |
| Package Length | 8.000cm |
| Package Width | 8.000cm |
| Package Height | 4.000cm |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.8 ★★★★★
Based on 14 reviews
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Product Reviews
★★★★★ 5
Still comfortable and holding shape after 6 months
Color: White, Size: Queen (2 Pack)
We have had these pillows for over six months now and they have been excellent. They have not lost their fluff or shape at all and still feel just like they did when we first bought them.
The comfort level has stayed consistent over time, which is something I really look for in pillows. They provide good support without feeling flat or overly firm, and they have held up well with regular use.
These are exactly what you expect based on the description, no surprises. Honestly, I regret not buying more at the time. We will definitely be purchasing more for our guest rooms.
If you are looking for pillows that actually last and do not break down after a few months, these are a solid choice.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 13, 2026
★★★★★ 5
Wonderful quality pillow!
Color: White, Size: Queen (2 Pack)
I love a good pillow, but in the last few years I haven’t been able to find one….until now! I am so picky because it affects my sleep, but this pillow gives me great support as a side sleeper and it isn’t too puffy. It’s in a beautiful zippered quilted case.
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Reviewed in the United States on May 30, 2026
★★★★★ 5
Highly Recommended…..
Color: White, Size: Queen (2 Pack)
I love these! There are perfect. I’ve never had queen size pillows before and I wasn’t sure if they’d be too large, but the extra size makes positive difference. Very comfortable, soft, yet solid and I expect them to last for a long time. Definitely recommend.
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Reviewed in the United States on May 17, 2026
★★★★★ 4
Good pillows, bad smell
Color: White, Size: Queen (2 Pack)
The pillows are very comfortable and a great size, I just wish they were a bit former wife didn't reek of plastic and chemicals.
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Reviewed in the United States on May 6, 2026
★★★★★ 5
Actually cooling and comfortable.
Color: Royal Blue, Size: King
Incredible cases. Soft, super comfortable and actually cooling as claimed. Highly recommended. Love these!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026
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