Check the Waterflow LED Strip RF Controller with Wireless Remote Control, which can work with the white Digital LED Strips to achieve the running water or water flow effect. the input voltage range from DC12V to DC24V, supports the number of ICs up to 2048PCS, the default setting is 80PCS. there are 28 types of lighting effects, you can use it to achieve the running water or water flow effect. 

• The first button: the speed is reduced by 10 levels in the power-on state, and the brightness is reduced by 10 levels in the shutdown state. 
• The second button: power on/off. 
• The third button: 28 modes to switch.