Here is another robot that keeps your pool clean and uses sunlight to keep going. The WYBOT Robotic Pool Cleaner (M1 Ultra) is an app controlled robot with triple drive motors. It also can be controlled with Alexa and Google Assistant. It has various sensors, including depth, temperature sensors, and gyro.
The WYBOT M1 Ultra can run for up to 2 hours when fully charged. It can can climb walls and stairs and overcome obstacles under water. This robot has a 180μm large filter basket. It can handle pools up to 2152ft2.