Transmission: Bluetooth Wireless Technology and the effective range 10 meters

Two measuring modes selectable: 60 seconds fast measurement (Non-Real Time) and continuous measurement (Real-Time)

Clear OLED Screen is easily for reading

Auto power-off while no key is pressed in 30 seconds

Side 'Wings' to block out artificial light for accuracy

Built-in rechargeable lithium battery

Two measuring modes selectable: horizontal measuring for morning pulse rate and vertical measuring for normal using

Technical Specification

SpO2

Measurement range: 70% - 99%

Measurement accuracy: 70% - 99%: ±2%;

≤69%: No definition

Pulse Rate

Measurement range: 30 - 235bpm

Measurement accuracy: 30 - 99bpm: ±2bpm

100 - 235bpm: ±2%

Dimension: 60mm * 35mm * 36mm

Weight: 52g (including the lithium battery)

Bluetooth 2.0 Wireless Technology