1.Display Mode:LED display
2.Sp02 Measuring Range:0%~ 100%，(the resolution is 1%).
3.Accuracy:70%~ 100%:土2% ,Below 70% unspecified.
4.PR Measuring Range:30bpm~250bpm, (the resolution is 1bpm)
5.Accuracy:土2bpm or土2% (select larger)
6.Resistance to surrounding light: The deviation between the value measured in the condition of man-made light or indoor natural light and that of darkroom is less than土1%.
7.Power Consumption:less than 25mA
8.Voltage:DC 2.6V~3.6V
9.Power Supply:1.5V (AAA size) alkaline batteries * 2
10.Safety Type:Interior Battery,BF Type
11.Weight: 70 g/pcs
12.Product size: 5.8* 3.2* 3.2 cm
13.Gift box:9* 9* 4 cm
14.Carton box: 48* 37* 22 cm
15.Carton capacity: 100 pcs/ctn
16.Master CBM: 0.047 m3 G.W: 8 kg/ctn
