Features: - Never worry about the chlorine content in swimming pools or hot springs. - The built-in thermometer can read the temperature of and . The lid is twisted and locked securely. - This dispenser works for in ground pools, above ground pools, and spas and comes with an adjustable chlorine output vent that can be set to your liking. - The product can be used for water quality purification, swimming pool water purification, drinking water purification and algae removal in industrial recycling water. Specifications: Material: ABS Package included: 1 x Medicine dispenser with thermometer 50 x Chlorine Tablets Notes: 1. Manual measuring, please allow 1 ~ 3mm error,thank you. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the picture. 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.