The Kokido Thermo Klor Chemical Dispenser is designed to simplify your pool maintenance process and allow you more time to enjoy your swimming pool. Simply set up your dispenser with your choice of tabs (up to 3 inches) and let it chlorinate - or brominate - your pool. It comes in assorted colors, and is the prefect chlorine dispenser for your swimming pool. Also, there is a convenient thermometer attached to the dispenser.