Yuwell Pulse Oximeter Fingertip Blood Oxygen Saturation Monitor with Pulse Rate Oxygen Meter YX301

Features:
Accurate Easy to use - The finger pulse oximeter accurately measures your SpO2 and pulse rate in 8 seconds, to get measurement results within 2% precision.
Suitable For All Ages- The finger oxygen monitor can be widely used in adults, children, teenagers, pregnant women of all ages and skin colors.
HD OLED Display - OLED large display screen plus the gravity sensor for 4-directions display and easy reading.
Portable and Small Size - Compact size and light weight for superb portable.
Auto-off Function - Auto-off after 8s no-fingertip sensed, and 2*AAA battery included.
3.