Specification: Material: plastic Color: blue and white Size: 45 x 125 x 132mm Package Included: 1 x Dosing Device 1. Chlorine floats to dissolve chlorine and oxygen tablets. 2. The pool metering float has adjustable vents to ensure full control of chlorine release. 3. Practical chlorine floats float on the surface of your swimming pool, which is very suitable for large and small swimming pools, water parks or spas. 4. chemical floats, easy to suspend, sterilize and disinfect, release a reasonable amount of chlorine over time and distribute it evenly 5. Put the chlorine tablets (without chlorine tablets), close the lid, the process is complete and takes a long time. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.