| Air temperature and humidity sensor | EMS33S |
| Soil water content sensors | CS616 |
| Soil water potential sensor | TEROS 21 |
| Dendrometer increment sensors | EMS DR26P |
| Internal memory size | 1536 kB |
| Modem activity | each 12 hrs in daily cycles |
| Measuring interval | 30 min |
| Power supply | SAFT LSH20 (with connector MRT9-2) |
| Protection rating | IP66 |
| Operating environment temperature | –40 to 60 °C |
| Operating environment humidity | 0 to 100% |