Material: The floating chlorine dispenser is made of plastic, lightweight and portable, weighs only 80g. It can easily float on the water without sinking Adjustable flow rate: The size of the dispenser is 10.9*12.3*5.2cm, suitable for 1.5 inch chlorine tablets, there are 5 adjustable flow levels on the bottom of the product, you can adjust it to will depending on the size of the pool, at both ends are dosed to ensure even release Note: 20g for 3m³, 50g for 10m³ Dispenser with thermometer: A kerosene thermometer is included in the device. It can easily detect the pool temperature during disinfection, the measurement range: - 30-120℃. The thermometer is kerosene instead of alcohol, even if the product breaks accidentally, easy to clean no need to worry. Simple operation: Open the safety lock on the top of our pool chlorine dispenser, place the chlorine tablets, adjust the flow and ready to use, the safety lock design can prevent children from opening it by mistake. Wide Application: Suitable for swimming pools, spas, simple and easy to use, one of the essential pool cleaning tools.Note: It is best not to stay in water during disinfection and keep away from children. Note: The data is all measured manually, please allow 1-3cm error, due to of the light and display difference, there will be a certain color difference, the actual object received shall prevail.