Industry-leading bulldog ball valve manipulator: easy DIY no-plumber-required installation， high torque motor for years of dependable service， compatible with standard ball valves， pipe size 1/2 in.， 3/4 in.， 3/4 in.， 1 in.， 1-1/2 in. 2 in. with optional bracket

Smart valve controller: combined with the bulldog manipulator， makes your water shut off smart， know and control the status of your water valve using the convenient YoLink app， any time， from anywhere YoLink Hub is required

No WI-FI， no internet， no power， no problem， unique control device-to-device pairing offers operation through the loss of WI-FI， internet even AC power， add the smart water leak sensors to complete your automatic YoLink smart water solution

Start smart， don't buy a stand alone water leak alarm if you can instead start the foundation of your new smart home， the hub is compatible with a growing ecosystem of smart devices， including home security， smart locks， lighting and power control， temperature， humidity monitoring， thermostat， sprinkler controllers and more

Scalable， from single-family to high-rise condos and powered by LoRa， YoLink offers industry-leading long-range up to 1/4 mile and capacity 300 plus devices per hub， add as many hubs as needed， to expand capacity and range

Works with Alexa and Google voice assistants: supercharge your YoLink system by adding the YoLink skill to Alexa or Google assistant， control your YoLink devices by voice command Alexa， turn off the valve - ok and control your YoLink devices as part of routines/automation that may include other， third-party， smart devices integrated with Alexa/Google