Plaid Systems Spruce Irrigation 16 Zone WiFi Sprinkler Controller (Gen 2), Compatible with Alexa, Wireless Soil Moisture… Price: $199,99 (as of 28/11/2021 14:30 PST- Details)

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EASE OF USE: Setup and control your sprinklers anywhere with the Spruce Irrigation App, available on Apple App Store (iOS) and Google Play Store (Android). The Spruce Web App is also accessible via any browser for mobile, tablet, or desktop/laptop use.
OPTIONAL SOIL MOISTURE SENSORS: Maximize water efficiency by adding up to 16 wireless Spruce Moisture Sensors (optional, not included). Match the sensor to a zone and water based on actual soil moisture levels