PS112 is very simple to apply and operate, making it very fast and easy to achieve bilirubin readings with minimal impact on the little baby. It is small in size and has an easy-to-read display for convenient use and carrying around. Its advanced optical design and processing algorithms ensure great accuracy. No need for blood sampling gives further potential advantages in relation to infection prevention in addition to the developmental care considerations. Moreover, it comes with self-calibration and external calibration functions for periodic checks and adjustments. So it is reliable medical equipment for testing jaundice conditions.