Feature 1.Swimming Pool Floating Chemical Dispenser for 1" Chlorine Tablet Tabs. 2.Never worry about chlorine levels in your swimming pool or spa again. 3.This heavy Duty floating chlorine dispenser is designed to be used with 3 inch tabs to provide a steady stream of chlorine into your pool or spa. 4.This dispenser works for in ground pools, above ground pools, and spas and comes with an adjustable chlorine output vent that can be set to your liking. 5.Great for use with large 3" or small 1" chlorine or bromine tablets and sticks Specifications: Material: plastic Color: as picture show Size: 12.5*12*12cm cm Fits 1"" chlorine tablets. Temperature Range: 30F - 120F / 0C - 50C. Package includes 1X Pool Dispenser