An improved pool cleaning vehicle with the ability to clean and sanitize pool water includes a housing having an interior. The vehicle includes a chemical dispenser member connected to the housing. The chemical dispenser member has a hollow interior suitable for storing chemicals for sanitizing pool water. The chemical dispenser member includes an inlet for allowing pool water to contact the chemical dispenser member. The chemical dispenser member includes a dissolvable seal and upon continued contact with water, the seal dissolves. The chemical dispenser member also includes an outlet facilitating communication between the chemical dispenser member and the pool water.