Sper Scientific Portable Digital Chlorine Meter 860043 w/Large LCD Display for Swimming Pools & Spas, Measure Free & Total Chlorine, Accurate & Handheld Water Chemical Testing Kit - 4 pc

This compact, battery operated meter is easily portable for field or lab use. Follows EPA method 330.5 for waste water, and standard method 4500-CI G for drinking water. Features push-button automatic 3-point calibration, hold and min-max recall. This instrument comes ready to use in a hard, foam lined, carrying case with zero, free, and total chlorine calibration solutions, 2 empty test bottles, 10 free and 10 total reagent packs, cleaning cloth, instruction manual and 6 AAA batteries. It's perfect for testing swimming pools, municipal water, food and beverage water, or other aqueous solutions where fluid clarity is important. * The meter measures the Free and Total chlorine ( CL ) in the 0.00 to 3.50 ppm ( mg/L ). * The measuring method is an adaptation of the USEPA Method 330.5 for waste water and Standard Method 4500-Cl G for drinking water. * The advanced optical system based on a special narrow band LED lamp that allows most accurate and repeatable reading. * Friendly and powerful calibration function are able to validate good performance of your meter at any time. * 1.00 ppm Free standard solution and 1.00 ppm Total standard solution are includes as the standard accessories. * The unique optics structure, enables the instrument to read with high resolution : 0.01 ppm ( mg/L ). * Splash waterproof on the front panel. * Jumbo LCD - easy readout. * Microprocessor circuit assures maximum possible accuracy, provides special functions and features. * Battery operated for field and on-site testing convenience. * Data hold function for freezing the desired value on display. * Records Maximum and Minimum reading with Recall. * Heavy duty & compact housing with hard carrying case, designed for easy carry out & operation. * Auto shut off is available to save battery life. Dimensions: 6½ x 3 x 2½” (165 x 75 x 65 mm) Weight: 11 oz (310 g)