Atlantic Water Gardens TWVSC Asynchronous Pump Variable Speed Controller Unlike integrated variable speed controllers, where any failure of pump or controller renders everything Non-operational, our variable speed controller operates Separately from the pump The LCD screen on the control panel displays time of day, flow level, as well as a programmable on/off timer The VSC will retain the flow level and programmed on/off times even in the event of power loss Cord lock function to eliminate inadvertent plug disconnection Rugged weatherproof housing allows you to mount the control box outdoors near your pump Great for routine maintenance And feeding fish For use with pumps up to 800 watts The VSC app allows you to adjust the flow and power on/off your VSC Customize network name and password for secure access Effortlessly switch between multiple VSCs in Wi-Fi settings to control different water features