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| Ultrasonic Operating Frequent | 1MHz, ±10% | FHR Range | 50-240 beats/min |
| Uterine contractive pressure | 0~100 unit | Paper speed | 1, 2, 3cm/min(±3%) |
| Operation mode | Manual/Auto | Recorder | High resolution thermal printer |
| Specification of Fuse | T1.6A 250V Ø5×20 | Battery | Built-in rechargeable Li-ion battery 11.1V(2200mAh) |
| Recording Paper | 112*100mm Z Fold Thermal Paper | Machine Size | 307mm×255mm×91mm |