Irritrol KD9-EXT 9-Station Kwik Dial Outdoor Controller the ideal residential controller from Irritrol®, offers a unique combination of sophisticated features and simple operation. Excellent scheduling flexibility is provided by its automatic, semi-automatic and manual operations, a wide range of watering intervals, and the ability to make percentage changes to watering duration for seasonal adjustments. Peace of mind is ensured by the controller’s electrical surge protection, a self-diagnostic, electronic circuit breaker and built-in memory that maintains time, date and programming information for 24 hours in the absence of AC power. Now, when automatically adjusted by Irritrol's new, optional CLIMATE LOGIC® Weather Sensing System, the KwikDial becomes a smart, climate-based controller.