Dr. Senst YK-80B Pulse Oximeter

SpO₂ measurement range: 70% ~ 99%
SpO₂ measurement accuracy: ±2%
Heart rate measurement range: 30 to 240 beats/minute (BPM)
Heart rate measurement accuracy: ±1 BPM or ±1%
Measuring speed: Approximately 1 second
Batteries: 2 x 1.5V (LR03 AAA)
Power consumption: Less than 30 mA
Size: 58 x 32 x 28 mm
Weight: 30 g (without batteries)
Fast, accurate and painless measurement
Precise readability thanks to high-resolution OLED display
Ideal for at home and on the go