Factory programmed. No manual calibration. Easy to use. Large digits on a clear LCD. All models include 2 cuvets, reagent starter pack and battery. Range: 0.00 - 3.50 ppm. Resolution: 0.01 ppm. Accuracy: +/- 0.03 ppm. Deviation: +/- 0.01 ppm. Method: USEPA method 330.5. Light Detection: LED 525nm. Auto-Off: After 2 minutes of non-use. Battery Type: 1.5v AAA - Included.
No manual calibration
Easy to use
Large digits on a clear LCD
All models include 2 cuvets, reagent starter pack and battery