1.45*825mm LCD display

2.FHR Performance
3.FHR Range: 50-240BPM.

4.Probe Frequency:2.0MHz
5. AAA 1.5 V batteries
6.Working Frequency: 2.0MHz±10%

7.Resolution: 1BPM
8.Accuracy: ±2BPM
9.Power consumption:<0.8W
10.Auto Shut-OFF: After 1 minute no signal, power off automatically.

Anti-electroshock Type: Internally powered equipment.
Anti-electroshock Degree: Type B applied part
Harmful Liquid Proof Degree:
Main unit :Ordinary equipment (sealed equipment without liquid proof).
Probe: Prevent from water splashing, degree of protection: IPX4.
Degree of Safety in Presence of Flammable Gases: Equipment not suitable for use in
presence of flammable gases.
Working System: Continuous running equipment.
EMC: Group I Class B.
Suitable Using Range: Suitable for use after the 12th week of pregnancy.
Size: 135mm (Length) ×92mm (Width) ×29 (Height) mm
Weight: About 245g (including batteries)

Working Environment:
Temperature: +5+40
Humidity: ≤80
Atmospheric Pressure: 70 kPal06kPa Transport and Storage:
Temperature: -10+55
Humidity: ≤93
Atmospheric Pressure: 50 kPal06kPa Display: 45mm×25mm LCD display.FHR Performance
FHR Measuring Range: 50~240BPM (BPM: beat per minute)
Resolution: 1BPM
Accuracy: ±2BPM
Power consumption:<0.8W
Auto Shut-OFF: After 1 minute no signal, power off automatically.
Battery Type Recommended: Two pieces of 1.5 V DC battery (SIZE AA LR6).

Probe:
Nominal Frequency: 2.0MHz
Working Frequency: 2.0MHz±10%
P-: <0.5MPa
Iob: <10 mW/cm2
Ispta: <50mW/cm2
Ultrasonic Output Intensity: Isata<5 mW/cm2
Ultrasonic Output Power: P<10 mW
Working Mode: Continuous wave Doppler
Effective Radiating Area of Transducer: 157mm2±15%