iHealth Wireless Pulse Oximeter PO3

Product name: Wireless Pulse Oximeter
Product model: PO3
Classification: Internally powered, type BF
Device compatibility: iPhone 4S+, iPad 3+, iPad Mini, iPod touch 5th generation+
Display system: LED
Power: Battery, 3.7V li-ion, 300mAh
SpO2 measuring range: 70-99%
SpO2 accuracy: 70-99%, ±2%; <70%, no definition
Pulse rate measuring range: 30-250bpm
Pulse rate accuracy: ±2bpm or ±2% larger one
Automatic shut-off: After 8 seconds of no indication on the sensors
Operation environment: 5°C-40°C; Humidity <80%
Storage environment: -20°C-55°C; Humidity <95%
Size: 62mm * 33mm * 28mm