| Display | HD LCD |
| Ultrasonic Frequency | 3.0 Mhz |
| Battery | 7.2V NI-MH/AA*3 |
| Dimensions | 135*83*33(mm) |
| FHR Measurement Range | 50-210(±2) BPM |
| Performance | Battery Status FHR Value Volume FHR Mode |
| Measuring Mode | Manual Counting Real-Time Average |
| Function | Adjustable Volume Backlight |

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