There are TWO options for this product : Choice 1: 50PCS test strip: 6-in-1 swimming pool and hot spring water quality test strip. Easy to test: free chlorine/bromine, pH, total alkalinity. Easy to distinguish: the color difference is obvious, and it is easy to compare the color of the ribbon with the color card. Test on both ends of the pool twice a week to get the best results. Immerse in water for immediate reading and place in a container that is easy to store. Very suitable for swimming pool and spa testing. Project Type: Swimming Pool SPA Test Strip. Material: paper. Color: as shown. Test Range: Total chlorine test range 0-10ppm Free chlorine test range 0-10ppm PH value test range: 6.8-8.4 Total alkalinity test range: 0-240ppm Total hardness test range: 0-1000ppm Cyanuric acid test range: 0-240ppm. Choice 2: Swimming pool flat leaf skimmer net: Multifunctional swimming pool cleaning tool. Dig leaves from your swimming pool, pond, hot tub, fountain or large fish tank to remove other kinds of debris. Keep water sparks clean. The durable nylon micronet can quickly capture all types of leaves or debris, even the smallest insects can be caught before they fall to the bottom of the pool. High-quality swimming pool separator net, thick and durable plastic frame, large volume, easy to use, and very durable and the Grip in aluminum. skimmer net Size: 38x38x14.5cm/14.96x14.96x5.71in, Rod length:122 cm/48 inches.