Maytronics Dolphin Skimmi 9997001 Robotic Pool Skimmer - The Dolphin Skimmi Robotic Pool Skimmer features auto sun-detection, allowing it to find sunny places in the pool to recharge itself. Above and below-water infrared sensors ensure seamless operation and obstacle detection. The skimmer cleans the entire pool quickly, and removes debris that clings to walls. It saves energy for night cleaning, for 100% energy efficiency, reducing pump energy consumption. The MyDolphin™ Skimmi app manages settings, solar charging status and manual control.