Terms and conditions
| Communication range with expander module | 1500m |
| Communication type | Bidirectional |
| Radio frequency | 868MHz |
| Radio signal modulation type | GFSK |
| Number of frequency channels | 6 pair channels |
| Battery life | ~10 years |
| Battery power supply | 3 x CR123A 3V |
| Radiated power | ≤ 20 mW |
| Test transmission message period | 300s |
| Built-in buzzer volume | 80dB/1m |
| Class | A1/R |
| Operation temperature | -10°C to +55°C |
| Dimensions | Ø106×82.5mm |
| Weight (with battery) | 242g |