Technical Specification
SPO2
Rang 50%-100%
Accuracy ??+ 2%(90%-99%)
??+ 4%(70%-89%)
??+ 6%(50%-69%)
Method Dual wavelength LED

Pulse Rate
Range 30-250bpm
Accuracy + 1 bpm
Battery
Type 1. 2Vx5pcs rechargeable NiMH batteries
Life Approximately 20 hours for normal measurement status
Alarm Low power Light alarm
Other specification
Ambient temperature 5 0C-40 0C
Relative Humidity ??85%
Storage Humidity ??80%
Safety Class I, Type BF