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You save $7.70
As of Oct 13, 2026, 12:41 UTC, YoLink Water Leak Sensor 1, 3-Pack, YS7903 | Leak Alerts via Mobile App, Email and SMS, Up to 5-Year Battery Life, LoRa YoLink Protocol Up to 2034 Feet, Hub Required is $42.29 at Amazon, 15% below the $49.99 list price.
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.
This is a three-pack of YoLink water leak sensors, model YS7903. The title says alerts are delivered through the mobile app, email, and SMS, with up to 5-year battery life and a LoRa YoLink protocol range of up to 2034 feet. It suits homeowners who want leak monitoring within a YoLink system.
The title states that a hub is required, so confirm that you have a compatible YoLink hub before buying. The title does not give hub model details or battery type, so check those on the listing. Confirm the current price and availability on Amazon, since the price shown here reflects our last automated check and may have changed.
You save $10.00
as of 11:42 AM UTC
Color: White · Size: 7.9 x 6.1 x 3.1 Inch
You save $8.00
as of 11:42 AM UTC
Pieces: 4 pieces · Size: 4IN(M10)
You save $3.50
as of 11:42 AM UTC
You save $4.00
as of 11:42 AM UTC
Pack: 3 Pack · Color: Black · Length: Knee-Length
You save $15.01
as of 11:42 AM UTC
You save $16.00
as of 11:42 AM UTC
