? FHR detection from 10 week to delivery. ? Matched with waterproof probe for parturition under the water. ? Accurate FHR detection with digital LCD display and build-in speaker sound. ? Intellectual cancellation of erroneous FHR. ? Supports rechargeable battery and alkaline AA size battery. ? Automatically power off for no signal received within 2 minutes to save energy.
- Options and accessories:with heart rate monitor