Feature: 1. Small volume, lightweight and convenient to carry, just put into your pocket or bag. 2. TFT display, ability to display SpO2 blood-oxygen value, perfusion index value(PI%), pulse rate value(PRbpm), pulse column, pulse rate waveform and electric quantity. 3. High accuracy sensor, support quick measurement and provide accurate data. Specification: This is a kind of fine quality finger pulse oximeters , with TFT display, which will show the SpO2 blood-oxygen value, perfusion index value(PI%), pulse rate value(PR bpm), pulse column, pulse rate waveform and electric quantity. Adopt advanced technology, quick measurement and accurate data. Suitable for being used in family, hospital, oxygen bar, community body care, physical care in sports and etc. Features: Small volume, lightweight and convenient to carry, just put into your pocket or bag. TFT display, ability to display SpO2 blood-oxygen value, perfusion index value(PI%), pulse rate value(PR bpm), pulse column, pulse rate waveform and electric quantity. High accuracy sensor, support quick measurement and provide accurate data. Suitable for non-invasive monitoring of blood-oxygen saturation and pulse rate in hospital and families. Intelligent power-saving, automatically enter standby mode after 10 seconds of no operation. With low power consumption, 2 AAA batteries last more than 24 hours, energy saving and environmental conservation.(not included) Four-way data display design, you can view the data in four ways, one-click operation, humanized and convenient. Built-in soft silicone pad, lightly enwrap your finger, no added pressure, more convenient. The oximeters exerts interference signal test and the instrument can work normally. Suitable for dark room, bright light and other special environments to reduce the impact of ambient light. Specifications: Name: Finger Pulse oximeters Material: ABS Color: black, blue+white, light blue+black (optional) Display: TFT display Battery: 2 * AAA 1.5V alkaline battery (not included) Item size: 57 * 33 * 32mm / 2.24 * 1.30 * 1.26in Item weight: 50g / 1.76ounce Package size: 128 * 64 * 60mm / 5.04 * 2.52 * 2.36in Package weight: 80g / 2.82ounce Packing List: 1 * Finger Pulse oximeters 1 * Guideline Package List: 1 * Finger Pulse oximeters 1 * Guideline