Industrial Test Systems, 486101-KP3-K, eXact iDip® Pool Pro+ Test Kit Smart Photometer System®486101-KP3-K Includes Only:Standard navy blue plastic carrying case w/ Foam includedeXact iDip® 525 PhotometereXact pH+ Meter SystemeXact® ORP ProbepH 4 & pH 7 buffer solution pouchesCleaning BrushAcrylic Calibration KeyInstruction manual25 tests of eachTotal Alkalinity, pH, Free Chlorine (DPD-1), Combined/Total Chlorine (DPD-3), Calcium Hardness, Cyanuric Acid, Conductivity, TDS, Salinity, and TemperatureFree downloadable app with pre-installed tests: pH, Free Chlorine, Total Chlorine, Total Alkalinity. Additional test parameters will need to be purchased and downloaded in-app at at $4.99 each or as a bundle (Pool Bundle) for $8.99The eXact iDip® Pool Pro+ Test Kit Smart Photometer System® is the latest generation test kit that combines two state of the art water quality test instruments and now the ORP Probe. The first is the revolutionary Level 1 NSF/ANSI-50 Certified eXact iDip® Photometer System® which integrates patented 2-way wireless communication with any compatible iOS or Android smart device and has the potential to test over 40 water parameters. The second is the eXact® pH+ Meter system which capitalizes on electrochemistry technology combined with Bluetooth connectivity.The ORP Probe now included with this kit, allows you to measure ORP within water samples.Pre-configured kit comes with exactly what's needed to start testing (excluding app software). Packed in a rugged and durable plastic case with secure fasteners and padded compartments. Compatible with iPhOne, iPad, and iPod touch with the minimum iOS system version 9.0 and Android version 5.0 with Bluetooth® 4.0.