Type:Blood Pressure Monitor Instrument classification:Class II Type:Pulse Oximeter Fingertip Power supply:Battery Display:LED/OLCD display Power:DC 2.6V~3.6V Size:57(L) * 33(W) * 32 (H) mm Measurement method:Oscillometric Weight:About 50g (without the batteries) Color:Blue and Yellow Warranty:12mounth Show More