About Product:1. Automatic 4-directions screen rotation2. Light weight and easy operation3. OLED screen color, SpO2 waveformHypoperfusion with 4 accuracy (+4%) or even less than 0.1%5. idling of equipment in the 1920s after automatic shutdown6, 2 PC AAA batteries can be used continuously for 20 hours7. The products are suitable for family health care, hospital (including internal medicine, surgery, anesthesia, intensive care, etc.), oxygen bar, community medical center, sports health care, etc.Welcome to our shops YiWu Medco Health care Co.LtdAddress: 5 Floor, No.41 district 2, International MarketPhone：15906790656 QQ :2850897363/3206653081Shop: G2-14946/G5-19937