50 grams of chlorine tablets, with dosing device, with 50 strips for testing Ph Feature: In this hot summer Li, let you enjoy a clean pool, suitable for pool or jacuzzi. Our pool cleaning tablets can create a safer, cleaner and more enjoyable swimming experience. Clean water, no more dirty pools. Disinfecting the water in these pools ensures a safer, cleaner and more enjoyable swimming experience. To prevent chlorine loss in direct sunlight, the product helps to protect water from the sun's ultraviolet rays, prevent and stabilize harmful sunlight. Reduce the amount of chemicals you need to add. Whatever you want, start clean water! To:1 x effervescent cleaning tablet 1 x 1xph test paper dispensing device