Pool Chemical Dispenser with Thermometer, Floating Dispenser for Indoor and Outdoor Pools, Holder Description: Floating Chlorine Tablet Chemical Dispenser for Pools with Thermometer Display. Never worry about chlorine levels in your pool or spa again. This floating chlorine dispenser is designed for use with tablets to provide a constant flow of chlorine to your pool or spa. This dispenser works for in-ground pools, above-ground pools, and spas and comes with an adjustable chlorine outlet vent that can be set to your preference. Ideal for use with chlorine or bromine tablets and sticks. Specification: Material: Plastic Color: Blue Size: 170x180x80mm/6.69x7.09x3.15 inches Package Includes: 1 Piece Pool Chemical Dispenser with Thermometer