Sell New Oximeter upgrade spot oxygen saturation test blood oxygen machine home finger clip OLED blood ox best price

TFT screen black: TFT screen blue: TFT color screen, support direction switching. Resolution: blood oxygen saturation is 1%, pulse rate is 1BPM, Blood oxygen saturation measurement range 35-100%; pulse rate measurement range: 30-240BPM; Pulse wave display: beating display Accuracy: blood oxygen saturation measurement range is 70%~100%, and absolute error is ±2%; Less than 70% is uncertain. Pulse frequency is ±2BPM or ±1%, whichever is greater; Power consumption: ≤30mA Power requirements: two 1.5V alkaline batteries No. 7, the voltage adaptation range: "2.6-3.6V" normal working conditions: Working temperature: 5-40℃; ambient temperature: ≤80%; atmospheric pressure: 86-106kPa Poor perfusion performance: when the pulse filling degree is 0.5%, the blood oxygen value and pulse rate can be displayed correctly Anti-interference ability of ambient light: blood oxygen measurement value under indoor natural light and existing light source Compared with the measured value in the dark room, the deviation is ≤±1% Function switch: turn off automatically after inserting without finger for 7 seconds. Color box size: 9*6.1*3.8cm, product weight: 50g -1 x fingertip oximeter (PE bag) -1 x lanyard -1 x English user manual -1 x color box 0