Pool Effervescent Tablets + Dispenser + Three In One Test Paper SetProduct description:In the coming hot summer, enjoy the clear swimming pool, suitable for your swimming pool or hot tub.Our swimming pool cleaning sheet effectively prevents water stop, algae and other organisms, eliminates and controls algae in water, and is easy to use.Purified water, no more dirty swimming pools, these pools of water disinfection to create a safer, cleaner, more enjoyable swimming experience.To prevent the loss of chlorine in direct sunlight, products help protect your water from the sun's ultraviolet rays, prevent harmful sunlight, and stabilize them.Reduce the amount of chemicals you need to add. To get clear waterPackage Included: 1 x swimming pool effervescent cleaning tablet 100g 1 x dispenser 50 x three in one swimming pool water quality test paper