govee wifi water sensor 3 pack, 100db adjustable alarm and app alerts, leak and drip alert with email, for home, basement govee how it works1: plug the wifi gateway into socket, pull out the water sensors battery insulating tab.2: download ‘govee home’ on app store or google play to your cellphone.3: open the app and sign up with your email account.4: click the icon '+' at the top right corner and select h5040 device.5: follow the app prompt to connect your wifi gateway with your router(not support 5g wifi).6: name each sensor like basements, kitchen sinks, water heaters and put the water sensors on the detecting location.7:get email,push notifications and alert on your smartphone when leak happened