[OXIMETER]:-DISPLAY SCREEN: The product adopts dual color LED screen display, the product has low power consumption.[Accurate]: rotatable multi-directional display, allows you to view your results in any direction plus pulse wave, pulse rate, bar graph, SpO2 level and battery level[Quicker & Easier Read]: The oximeter adopt advanced sensing technology, the test results will be displayed on the screen quickly. No need to wait. The horizontal screen is a more user-friendly design, making the user easier to observe the displayed values.Water resistant: Note product is designed to withstand accidental splash of water. Increasingly higher depths of water will render the product unusable. Product is water resistant and not water proofThe fingertip clip is soft and easy to apply on different body parts and a wide range of finger sizes. This is comfortable to use without taking a blood sample from an artery. A buzzing alarm sounds when your measurements do not reach the standard point.