1. LCD Display is easily viewable 2. Streamlined design makes it small, delicate and easy to be handled. 3. Long service life, low energy consumption. 4. Battery indicator indicates when battery needs recharging. 5. Test results are rapid providing serum bilirubin concentration. 6. Storage and memory function. 7. Convenient to browse and delete functions. 8. Convenient self calibration. 9. Easy use and maintenance