BARA G3 Automatic Pool Cleaner Automatically removes dirt, debris, bugs, twigs, leaves, sand and even pebbles. Patented Quick Release Cassette provides quick and easy access to the Diaphragm. Long-Life Diaphragm is the only operational moving part. Finned Disc ensures maximum adhesion on all pool finishes. Tested to work in some of the world?s toughest pools. Anti-Stick design ensures optimal pool coverage. Pre-Assembled and requires no tools to install, operate or maintain. Quieter operation€”no flapper or hammer noise. 2-Year Limited Warranty against manufacturing defects and wear and tear.