| Battery | (4) AA Alkaline Batteries |
| Operation Temperature | 39.2 °F to 105.8 °F (4 °C to 41 °C) |
| Accuracy | ± 1 nm |
| PTSA | 0.0 ppb to 300.0 ppb |
| Fluorescein | 0.0 ppb to 600.0 ppb |
| Colorimeter Wavelength | 365 nm, 420 nm, 455 nm, 525 nm, 560 nm, 570 nm, 630 nm |
| Turbidity Excitation Wavelength | White and IR LED |
| Fluorescence Excitation Wavelengths | 365 nm or 470 nm LED |
| Fluorescence Emission Wavelengths | 410 nm or 525 nm LED |
| Absorbance Reproducibility | 0.005 au (0 au to 1.5 au) (3 sigma) |
| Absorbance Linearity Range | 0 au to 1.0 au |
| Fluorescence Reproducibility | 0.3 ppb PTSA or 0.03 ppb Fluorescein (3 sigma) |
| Fluorescence Detection Limit | 1 ppb PTSA or 0.1 ppb Fluorescein |
| Turbidity Range | 0 NTU to 200 NTU |
| Turbidity Detection Limit | 1 NTU |
| Storage Temperature | -0.4 ℉ to 140 ℉ (-18 ℃ to -60 °C) |
| Humidity | 85 % at 105.8 °F (41 °C) |
| Environmental | IP67, dustproof and waterproof |
| Regulation | CE or RoHS |
| Display | Graphical LCD 160 x 240 px |
| Instrument Dimension | 10.4 in x 3.4 in x 2.4 in (265 mm x 88 mm x 62 mm) |
| Instrument Weight | 1.3 lb (600 g) without batteries |
