Check the listing for details. JED Pool Tools Pool/Spa Test Strips. Condition: New. Listed at 16.95 USD. JED Pool Tools Pool/Spa Test Strips These strips test for a wide variety foo chemicals including free chlorine, total chlorine, bromine, alkalinity, cyanuric acid, PH, and total hardness.These will last you all summer long7-factor test stripsSpring action lid seals out weather and dirt, outside flap Specifications:Brand Name: JED Pool ToolsProduct Type: Pool/Spa Test StripsPackaging Type: TubeNumber in Package: 50 pk Features 50 Test stripsJust dip and readFor pool and spaTests for 7 factors as free chlorine, bromine, total chlorine, alkalinity, pH, total hardness and cyanuric acidMade in USA. Details Product Dimensions: 2.99 x 2.49 x 1.49 inchesItem Weight: 0.06 poundsShipping Weight: 0.06 poundsManufacturer: Jed Pool ToolsItem model number: 00-IT492-01Item MPN: 00-IT492-01Item part number: 00-IT492-01