Fingertip Pulse Oximeter YK-83C
+ Product code: YK-83C
+ Dimensions: 5.8 x 3.1 x 3.5 cm
+ Battery: DC3V, 2 * AAA
+ Measurement: SPO2 (oxygen concentration) + BPM (heart rate)
+ Display: LED screen
+ Waterproof standard: IP22
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