Rated Voltage: 2.3-3.0V
Product Dimensions: 2.44L*1.38W*1.22H inches
Product Weight: 1.76 Ounces
Batteries: 2 AAA (included)
SP02 Measurement Range: 70%-99%, resolution 1%
PR-bpm (Pulse Rate): 25-250 BPM
Display: OLED: 0.96”, 128*64 pixel
Temperature Range: 5-40 C
Humidity Range: 10-95% (no condensation)