The detector is a small, portable and very versatile instrument which is powered by a common 9V battery. It gives readouts of electrical resistance of vaginal mucus which undergoes characteristic changes during the course of heat.
Title:
Dog Ovulation Detector- http://www.draminski.com/products/dogs/draminski_dog_ovulation_detector
Description:
The detector is a small, portable and very versatile instrument which is powered by a common 9V battery. It gives readouts of electrical resistance of vaginal mucus which undergoes characteristic changes during the course of heat.
