Optional model: VE4, VE4B, VE4C, VE4D
Product function: SPO2、NlBP、PR、TEMP
PR Measuring range: 30~240 bpm, Resolution: 1 bpm precision: 士3 bpm
SpO2 Measuring range: 0~100% Resolution 1% precision: 70~100% 士4%
Operating voltage: 3.7V
Voltage: 110V~220V, 50/60 Hz ,exportation:5 VDC
Output current: 2.0A