| Range | 0.00 to 9.99 mg/l (NH3-N) |
| Resolution | 0.01 mg/l |
| Accuracy | ±0.10 mg/l @5.00 mg/l |
| Method | adaptation of Nessler method |
| Sorgente luminosa | Blue LED 466 nm |
| Light Detector | silicon photocell and 466 nm narrow band interference filter |
| Environment | 0 to 50°C / 32 to 122°F; max RH 100% |
| Battery Type | 1 x 9V (included) |
| Auto-off | after 10 minutes of non-use |
