AquaGenesis RoboSnail World's Best Magnetic Automatic Aquarium Glass Cleaner for Fish Tanks CONVENIENT: Easy to set up, automatic aquarium cleaning robot FULLY AUTOMATIC: Automatic 24-hour cleaning cycle and automatic recharge via docking station PREVENTIVE CARE: Prevents algae build up, saving time and money in aquarium maintenance UNIVERSAL USE: Great for home and business use, and ideal for vacation time COMPATIBLE: Compatible with black-banded support brace, rimless, open area and in-wall fish tanks