Complete cleaning and maintenance kit to take care of your pool.The kit included chlorine and pH analyzer, brush, picking leaves, thermometer, doser, ventury and cable. The chlorine analyzer and pH will help us get a precise measurement of the basic water parameters.The brush serves to remove the heavier particles from the background, as well as the algae from the walls and edges. Press leaves will allow us to remove leaves and insects that float in the surface water.The thermometer floats and will help to know the water temperature (including cord to put it to the stairs).Ventury vacuum cleaner allows us to suck out the pool, connects to the floating hose (not included).You can take the Ventury vacuum cleaner included in the kit or individually. Vara Telescopic 1.20 cm in 3 sections.