This Maytronics 9995678-US-ASSY Power Supply with Weekly Timer and Filter Indicator 180W for Use with Dolphin Premier Pool Cleaners is a reliable replacement part, designed to seamlessly intergrate with the original pool cleaning system. The indicator adds extra ease of use and operating knowledge for the pool cleaner operator. Maytronics pool cleaners help keep your pool healthy and clean, which is of the utmost importance. Ensure that your pool cleaner is running as cleanly as possible with this certified genuine part.