Rachio Smart Sprinkler Controller, WiFi, 8/16 Zone 2nd Generation for 136.99/186.76 By admin | November 23, 2017 8:54 am EST 0 Comment Amazon.com has Rachio WiFi Smart Sprinkler Controller (2nd Gen, 8ZULW-B) on sale8-Zone – $136.9916 -Zone – $186.76