ATIE PoolSupplyTown Floating 1" Mini Small Chlorine and Bromine Tabs Dispenser with Built-in Floating Thermometer for Pool, Spa, Jacuzzi, Hot Tub, Fountain Floating mini chlorine & bromine tabs dispenser with a thermometer Fits 1" chlorine tablets ONLY. Temperature Range: 30F - 120F / 0C - 50C. Color: White & Blue. Size: 4" L x 4" W x 5" H Beware: Does not fit 3" chlorine tablets.