| Output | SDI-12 ver. 1.3 |
| Input | Tipping bucket rain gauge contact (maximal serial resistance 1 kOhm) |
| Data output | Sum of pulses since the last measur. command |
| Power supply voltage | 5 to 16 V (permanent) |
| Protection rating | IP68 |
| Size (diameter x length) | 22 x 130 mm (incl. connectors) |
| Weight | 40 g |
| Operating environment temperature | –40 to 60 °C |
| Operating environment humidity | 0 to 100% |