... hospital, home, community medical treatment, sports healthcare, etc. Pulse Oximeter With PrinterFeatures Can be used in: hospital, home, community medical ... to carryTechnical Parameters 2.7' LCD display,resolution 160*96 SPO2: 35~99% Pulse Ratio: 30~250BPM Resolution: 1 ... for SPO2, ±2BPM or±2% (select larger) for pulse ratio Power: 1 rechargeable Li battery Charge manner : AC transformerInterference ...