The Blue Connect is a handy 3-in-1 sensor that continuously monitors your pool water. This sensor measures temperature, pH, and disinfectant levels. It can be easily placed in the skimmer or in the water and connects directly to your smartphone via Bluetooth. With the free smartphone app, you can view and check your pool water measurements anytime, anywhere. This way, you can ensure your pool water is always in optimal condition. Product Specifications: - 3-in-1 sensor: measures temperature, pH, and disinfectant levels - Easy to place in the skimmer or in the water - Connects to your smartphone via Bluetooth - Free smartphone app to view and check measurements - Suitable for all Intex inflatables - CE certified - Comes with 3 attachments