U3-02 Baby Portable Digital Heart Monitor Home Use
U11 Portable Baby Heartbeat Monitor Accurate LED Screen Display Fetal Doppler
| Product model | U11 |
| Working voltage | 3.7V |
| Sound operating frequency | 2.5MHz±10% |
| Bluetooth transmission distance | |
| Overall sensitivity | ≥90dB |
| Detection range | 60 - 210bpm |
| Product size | |
| Weight | 106g |
