Check the listing for details. Model 8440 Four in One Pool Test Kit. Condition: New. Listed at 17.99 USD. Model 8440 Four in One Pool Test Kit Using the Swimline Hydrotools 4 in 1 pool water test kit, you can test chlorine, bromide, pH, alkalinity, and acid demand levels in your swimming pool water The Model 8440 Four in One Pool Test Kit Features Include Heavy duty and durable test unit with level indicators which are easy to read and use Five (5) test solutions for testing chlorine, bromide, pH, alkalinity, and acid demand levels Heavy duty storage case with full instructions Test kit refills are available form our website Regarding Shipping and Delivery Time frames We are actively shipping orders and our fulfillment centers are following strict guidelines regarding social distancing and gathering limits to keep our employees safe and healthy. These changes result in less staff available to pick, pack & ship orders which may result in some delays. Shipping carriers including UPS and USPS have announced that they are experiencing similar challenges which may result in transit delays for packages. We understand that our customers expect their orders promptly, so please be aware that while we are working as quickly as possible to ship your orders, there is the possibility of delays while your order is en-route that are entirely beyond our control. If you have any questions or concerns regarding shipping or delivery time frames, please feel free to contact us first.