HumminGuru Maintenance Tool is a maintenance tool designed specifically for HG01 and NOVA ultrasonic record cleaners. This versatile tool allows you to easily adjust the turning wheel of the cleaner, conveniently replace and clean the sink filters, and provides an intuitive water level indicator function to keep you informed of the water level in the tank. By using the HumminGuru Maintenance Tool, you can more effectively maintain and care for your cleaner, extend its life, and ensure that it always runs efficiently. This tool is an ideal choice for your maintenance of HG01 and NOVA ultrasonic record cleaners.