Mini Heartbeat Fetal Doppler ZF1

Type:ZHIHUI Micro-Devices, Fetal doppler
Brand Name:ZHIHUI
Model Number:ZF1, ZF1
Place of Origin:Guangdong, China (Mainland), Guangdong, China (Mainland)
Item:Fetal Doppler_ZF1
Dimension:97mm*60mm*32mm
Style:MINI Portable
Application:Homeusing,Hosipital,ect.
Weight:Less than 0.4kg
Battery:Built-in rechargeable battery
Continuous operating time:more than 5 hours
Specifications
Cute,beautiful appearance and portable
High sensitivity probe.
Standard battery charger provided
Mini Heartbeat Fetal Doppler ZF1
Fetal Doppler_ZF1
Physical specifications
Weight Less than 0.4kg
Size 97mm(L)×60mm(W)×32mm(H)
FHR Performance
FHR Measuring Range: 30BPM~240BPM (BPM/minute)
Resolution: 1BPM
Accuracy: ±1%
Ultrasound
Working Frequency: 2.0MHz±5%
Total Sensitivity : under distances of 50mm,75mm,100mm and200mm, the total sensitivity value is≥90dB.
The valid area on sensitivity unit of Ultrasound transducer:. 398±2mm2
Coupling medium impedance ≤1.7x105g/cm2•s
Spatial-peak temporal-peak acoustic pressure ≤0. 1Mpa
Working Principle: Continual wave
Working Voltage: 3.7V
Headset Specifications:
Sensitivity: (1KHz,1Vrms)>100dB
Impedance: 32-64 Ohm
Total harmonic distortion: <1 %,
Input power: >10mW
Battery charging:
Battery specification: 3.7VmaH,Lithium Battery
Charger Specification: Input 100V~ 240V, Output 5V/500mA
Charging time: <2 hours
Use of time: >5 hours
Standard accessories
- Ear Phone*1
- AC recharger*1
- Carry bag*1
- User manual*1
- 30g gel*1
Feature
*All-in-one design,intergrated together probe and mainframe
* Cute,beautiful appearance and portable
*High sensitivity probe.
*Standard battery charger provided
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