There are plenty of water conserving showerheads on the market already. The Power Shower is one of the smart showerheads ever made. It comes with Google Home and Alexa voice control. It combines with your smartphone to track water temperature, shower duration, and the amount of water you are saving.
The Power Shower has 2 LiDAR motion sensors to detect your presence and help you save money on your energy and water bill. It is self-charging with a miniature hydroelectric turbine, so you won’t have to worry about recharging its battery.