| pH Measurement Range | 0.00~14.00pH |
| pH resolution | 0.01pH |
| pH measurement Accuracy | ±0.01pH |
| Conductivity Measurement Range | 0uS/cm~20.00mS/cm |
| EC resolution | 1uS/cm |
| EC measurement Accuracy | ±1%FS |
| TDS range | 0mg/L~20.00g/L |
| TDS resolution | Minimum resolution 1mg/L |
| TDS measurement Accuracy | ±1%FS |
| Salinity range | 0.0~10.0ppt |
| Salinity range | 0.1ppt |
| Salinity measurement Accuracy | ±1%FS |
| Temperature Measurement Range | -5.0~60.0℃(23~140℉) |
| Temperature Resolution | 0.1℃(0.1℉) |
| Temperature measurement Accuracy | ±0.5℃(±0.9℉) |
| pH calibrating solution | US (4.01, 7.00, 10.01) ; NIST (4.00, 6.86, 9.18) |
| pH temperature compensation | automatic |
| reference temperature | 15~ 25 ℃, default 25.0 ℃/0.00 to 4.00%, default 1.91% |
| TDS conversion factor | 0.30~1.00 adjustable, default value 0.65 |
| Data storage | 50 sets |
| Automatic shutdown | 10 minutes without operation |
| Power | 4 X LR-44 batteries |
| Weight | About 110g (without battery) |
| Dimensions | 200*44*25mm |
| pH temperature compensation range | -5.0~60.0℃ |
Warranty days: 365 days
The manufacturer provides a 1-year warranty for the instrument and 1 month for consumables such as electrodes (except for human factors)