Specifications:

• Primary Function: Baby Heart Rate Monitor
• Normal Frequency: 2.0MHz
• Working Frequency: 2.0MHz +/-10%
• Ultrasonic Output Intensity: Ista <5 mW/cm2
• Working Mode: Continuous Wave Doppler
• Effective Radiating Area of Transducer: 208mm2 +/-15%
• Display: 45 x 25 (mm) LCD Display Screen
• FHR Measuring Range: 50 - 240BPM
• Resolution: 1BPM
• Accuracy: +/- 2BPM
• On Board Buttons: Speaker, 3.5mm Jack Input, Volume Control, Back Light ON/OFF, Power Button, Mode Button, Battery Housing Case
• Suitable For Use After 12 Weeks Of Pregnancy
• Temperature - +5 to +40 degrees Celsius
• Humidity - <80%
• Complies With: IEC 60601-1:1988, A1:1991, A2:1995
• Power Consumption: <0.8W
• Power Source: x2 1.5V Batteries
• Dimenssions: L:130 x W:70 x D:35 (mm)

Notes:

• Anti Shock, perfectly safe for everyday use
• Probe can be easily detached from the main unit for storage
• 2MHz waterproof probe ensures a high-sensitivity probe that cannot be damaged by transmission gel
• You can use sound recorder in the Windows OS to record your baby's heart beat. Click start, select programs, go to accessory, then select entertainment, and you will see the Sound Recorder application

What is including:

• 1 x Doppler Fetal Heart Beat Monitor
• 1 x Probe Sensor
• 1 x User Manual