Specifications
2-1 SpO2 %
Measurement range 100~35%
Accuracy ±1%(90~100%)
±2%(80~89%)
±3%(65~79%)
below ±4%(35~64%)
Pulse
Measurement range 25~255bpm
Accuracy ±1bpm or 1%

2-2 Displays
2pcs of red, 7-Segment : SpO2 and pulse
1pc of yellow, 10-Bar LED : size of pulse
4pcs of LED : unit's conditions
1pc of LED : Alarm

2-3 Power supply
1) Adaptor : MW160 Power Supply (Manufacturer : AULT INC)
Model : MW160KA1200F52
2) Rated Input : 100-240Vac, 50/60Hz, 1.2A
3) Rated Output : +12Vdc, 3.5A
2-4 Fuse
1) Size : 5 X 20mm
2) Rated : 250V, T1AL
3) Model : 0218001 (Manufacturer : Littlefuse)

2-5 General Condition
Max. power consumption : 90VA
Dimension : 115mm(W) x 160mm(H) x 50mm(D)
Weight : 380g (with battery)
Operating temperature : 5℃ ~ 60℃
Storage temperature : -20℃ ~ 60℃
Humidity : 30% ~ 75%
Battery recharge : about 8 hours
Battery operating time : about 4 hours (in case of fully charging)