YoLink Water Leak Sensor 4 105 dB Alarm Kit: 4-Pack + Hub
8 sold in last 24 hours
- Complete plug-and-play kit: hub plus Leak Sensor 4 units, each with a built-in 105 dB audible alarm for instant on-site alerts.
- Long-range LoRa: reliable coverage where Wi-Fi struggles (up to 2,034 feet open air); get app, email, and SMS/text alerts and name sensors by location.
- Works even without internet: with YoLink Control-D2D, sensors can directly trigger YoLink sirens or shutoff valves for local protection during outages.
- Low-maintenance power: each sensor uses 2 AAA batteries with up to 5 years typical battery life; easy replacement.
- Scalable IoT platform: one hub supports 300+ YoLink devices; part of a whole smart home/building ecosystem; hub options include standard Hub, SpeakerHub, and Cellular Hub.
- What’s Included: This package includes 1 YoLink Hub and 4 Sensors—5 items total. The “Number of Items: 5” refers to the five individual products in the package, not five sensors.
Estimated shipping
Select a product to estimate shipping.YoLink offers two leak sensors for different needs. Water Leak Sensor 1 is a quiet, discreet option that relies on phone notifications. Water Leak Sensor 4 adds a loud built-in siren , making it ideal for high-risk areas like basements or garages. Both connect to the YoLink Hub for instant alerts.
Runs on 2 AAA batteries (included) for up to 5 years of nonstop leak protection.
Stays connected up to 2,034 feet, even through walls and floors where WiFi fails .
Fully sealed design survives direct water contact, perfect for damp or flood-prone areas .
Receive instant app, SMS, or email alerts . Works with Alexa, IFTTT, Home Assistant, and more.
Power down? WiFi out? No problem . With YoLink’s D2D direct control, Leak Sensors continue to work seamlessly with YoLink Smart Valves and Water Meters, shutting off water the moment a leak is detected—no cloud, no delay, no worries .
1 YoLink Hub supports over 300 devices with long-range LoRa, ideal for large homes and even high-rise buildings . Reliable coverage where WiFi fails .
Manage multiple YoLink systems across properties with Readius , a cloud platform for centralized monitoring , alerts, and reporting at scale.
Product details












| Main Specification | |
|---|---|
| 주요 특징 | Yosmart |
| 단위 수 | 4 개 |
| 건전지의 수 | 8 Aaa Batteries Required. (Included) |
| 품목 차원 L x W x H | 7"L x 5"W x 2.5"H |
| 제어 방법 | 앱 다운로드 |
| 주요 특징 | Yolink |
| UPC의 | 810121540855 |
| 상품번호 | 55,000원 |
| 힘 근원 | 전압: AC/DC |
| 제품 차원 | 7"L x 5"W x 2.5"H |
| 전압 전압 | 5개 볼트 |
| 호환성 장치 | 스마트 폰 |
| 최대 범위 | 1000 Feet |
| 색상 : | 이름 * |
| 크기 (mm) | With Siren |
| 설치 유형 | 층 산 |
| Product information | |
| 팩의 수 | 4개 |
| Technical Details | |
| 배터리 Description | 알카라인 |
| 센서 기술 | Lora |
| Item details | |
| 모델 번호 | YS1603+4YS7906 |
| Others | |
| 품목 하이라이트 | Works with Alexa or IP67 or Leak and Freeze Mobile App Alerts or Up to 5-Year Battery or LoRa YoLink Protocol Up to 2034 Feet |
| 제품 유형 | Water Detectors & Alarms |
| 내장 미디어 | Batteries |
| Mfr 부품 번호 | YS1603+4YS7906 |
| Audible 소음 | 105 db |
| 내장 미디어 | Batteries |











