For those who already have traditional irrigation controllers in place, the ETwater SmartWorks replacement panel promises the benefits of ETwater Systems Smart Irrigation Technology with plug-and-play installation. According to the company, a SmartWorks panel provides 20 percent to 50 percent water savings, paying for itself in less than two years. The panel automatically adjusts watering schedules based on local weather, while a Web-based interface provides setup, scheduling, and irrigation history. An optional flow-monitoring device is available. Compatible irrigation systems include RainBird, RainMaster, and Irritol controllers. etwater.com; 800.438.3400.