Description
- Material: ABS plastic
- Product size: 135x98x30mm/5.31×3.86×1.18inch
- Rated voltage: DC 3V
- Battery Type: 2x AA batteries ( not included )
- Fetal heart beat range: 50BPM-230BPM
- Ultrasonic frequency: 3.0MHz
- Fetal heart beat measurement accuracy: ±2BPM
- Waterproof grade: IP5 dustproof and waterproof
Reviews
There are no reviews yet.