| M173 Soil Moisture Humidity Sensor Relay Switch Module | M173 |
| Data Sheet (Deutsch)Data Sheet (Deutsch)Data Sheet (Magyar) |
| M152 12V Rain Detector Sensor Relay Module, Pre-Assembled | M152 |
| Data Sheet (Deutsch)Data Sheet (Français)Data Sheet (Magyar)Data Sheet (Język polski) |
| M158 Water Sensor Relay Switch Module, 9-12Vdc | M158 |
| Data Sheet (English)Data Sheet (Français)Data Sheet (Slovenski jezik)Data Sheet (Deutsch) |
| M167N Water Level Meter Module | M167N |
| Data Sheet (Slovenčina)Data Sheet (Magyar)Data Sheet (Nederlands) |
