| Air temperature and humidity sensor | EMS33S |
| Depth sensor | Judd |
| Soil VWC and temperature sensor | SMT 100 |
| Internal memory size | 512 kB |
| Modem activity | each 2, 4, 8 or 12 hrs in daily cycles |
| Measuring interval | 1 min to 4 hrs |
| Power supply | SAFT LSH20 (with connector MRT9-2); 3.6 V; 13 Ah |
| Protection rating | IP66 |
| Operating environment temperature | –40 to 60 °C |
| Operating environment humidity | 0 to 100% |