Thermometer Chemistry dispenser for swimming pool -  No:58209Made in ChinaMade of high qualityThe  dispenser enables a fully controlled and safe dosing of It is enough to fill the dispenser with , set the dosage intensity with a special adjustable ring and place it in the water.The fact that the dispenser is made of a material resistant to UV rays allows its use for many seasons. The dispenser will help you keep the water clean, so you can be sure that you and your children can take a breath with a sense of security and cool down on hot days.