Alat ini mengukur waktu rambat dalam mikrodetik untuk mendeteksi pembusukan besar dan rongga pada batang pohon, dengan proses cepat hingga 100 pohon per hari.
| Time Required for One Measurement* | Less than 1 minute |
| Time Measurement Error | ± 3 microseconds |
| Size** | 45 x 82 x 150 mm |
| Weight | 347 g |
| Battery | Standard rechargeable 9V |
| Power Consumption | 320 mW |
| Device Box | Plastic, not water-resistant |
| Screen | 4 digit LCD screen |
| Sensors | SD02 piezo sensor |
| Sensor Connectors | BNC |
| RS232 | |
| Baud Rate | 2400 bps |
| Data Format | ASCII |
| Connector | DIL 9, male |
| Operating Temperature Range | 0–40 °C |
