Free Chlorine, Total and pH Portable Photometer (0.00 to 5.00 mg/L 6.5 to 8.5 pH)

Waterproof, new optical system protectionCalcheck systemMenu with help system with step-by-step descriptions on the screen.HI97710C is supplied with reagent, CAL Check standards, cuvettes (2), cuvette lids (2), AA 1.5V batteries (3), cuvette cleaning cloth, scissors, quality certificate, instruction manual, and carrying case.Light source light emitting diode (LED)wavelength 525nmBandwidth 8nmWavelength accuracy ±1.0nmSilicon photocell light detectorBucket type outer diameter 24.6 mm (inner 22 mm)Auto record 50 readingsScreen 128 x 64 pixel B/W LCD with backlightAuto-off after 15 minutes of inactivityBattery type / Life alkaline 1.5 V AA (3) / > 800 measurements (without backlight)Environmental conditions 0 to 50°C ; 0 to 100% RHDimensions 142.5 x 102.5 x 50.5mmWeight 380gDimensions 142.5 x 102.5 x 50.5mmWeight 380gSeries 97 supplied with reagent (depending on model), cuvettes (2), cuvette caps (2), 1.5VAA batteries (3), quality certificate and instruction manual.CAL Check™ standards are sold separately.Series 97C is supplied with reagent (depending on model), CAL Check standards, cuvettes (2), cuvette lids (2), AA 1.5V batteries (3), cuvette cleaning cloth, scissors, quality certificate, instruction manual and carrying case.