Pronk Technologies INC has come up with featured products. The products here are the one out of innovative technology. The most effective amongst all is the Pulse Ox Tester. It effectively measures the oxygen saturation level of the blood. It is easy to use and provides accurate measurement of the oxygen saturation level. Pulse Oximeter Tester the Pronk Technologies INC works well. This unique creation has been of great help to the customers. Its quality performance is appreciable. Moreover, it has been reviewed as the best tool learns about health risk due to oxygen imbalance.