Sell Oxygen injection instrumentOxygen meterfetal heart rate insturment○❇Letsview Portable Fingertip Puls best price

Measurement Range: 70-100%. SpO2 Measurement Accuracy: ±1% (70%-100%), unspecified (<70%). Resolution: 1%. Pulse Rate Measurement Range: 30-240 bpm. Pulse Rate Measurement Resolution: ±1bpm. Pulse Rate Accuracy: ±2bpm or ±1%(select larger). Measurement Performance in Low Perfusion Condition: 0.5%. Material: ABS. Power: 2 x AAA battery (Not included) Can measure SpO2 and pulse rate accurately. Small in volume, light in weight and convenient in carrying. Large LED display makes the result much more clear. Easy to read. In the absence of signals for 8 seconds, the product will be power-off automatically. Applicable User: elderly, adults, children, convenient for someone who wants to measure pulse and oxygen at home. Easy to Read: display can be rotated in 4 ways, 8 modes. Choose the layout that you can read conveniently or switch to another layout for your caregiver to read.