Feature: Spo2 ■ Measurement Range:35-100% ■ Resolution:1% ■ Accuracy:70-100% ±2% 0-69% unspecified ■ Alarm range:0-100% Pulse Rate ■ Range: 0-254bpm ■ Resolution:1bpm ■ Accuracy: ±1bpm ■ Alarm range:0-254bpm Features ■ Compact and portable,easy to use ■ Suitable for adult, pediatric and neonatal patient. ■ Large color LCD display of NIBP, SPO2 and Pulse rate ■ Adjustable audible and visual alarms ■ Real-time ambulatory monitoring.24 hours storage and review of date. ■ All date can be transferred to a PC through Windows-based software for review and print. Specifications: ■ Display:Color LCD ■ Power: Two "AA", 1.5V Alkali Battery ■ Dimension:120*80*32mm ■ Weight:<350g(Including Batteries) NIBP ■ Method:Oscillometry ■ Mode:Manaual/Automatic/continous ■ Measurement Range:25-260mmHg(Max:280mmHg) ■ Automatic Measurement Interval:5,10,15,30,45,60,90 minutes ■ Resolution:ImmHg ■ Overpressure Protection:300mmHg ■ Alarm:Systolic,Diastolic, mean Alarm range:10-270mmHg