Yuwell YX302
SpO₂ Range: 70% to 100% (accuracy of ±2%)
Pulse Rate Range: 25 to 250 BPM (accuracy of ±1 BPM or ±1%)
Power Supply: 2 AAA 1.5V alkaline batteries
Dimensions & Weight: Approximately 58 mm × 32 mm × 34 mm; weighs about 54 g
Auto-shutdown: Powers off automatically after 8 seconds of no signal.
Display: Clear OLED screen with multi-directional viewing angles.
Operation: Simple single-button push-to-start and finger-clip sensor design.
