- Compact & Light design (total weight is 50 g including batteries)

- Automatic power-off design

- Low voltage indicator and AAA size alkaline or rechargeable batteries

- LED Display

- SpO2: 0-100% in two-digit 7-segment digital

- Pulse Rate:30-240 BPM in 3-digital 7-segment digital

-特別光學設計(含電芯總重量約50克).

-自動關機功能。

-低電量顯示訊號。二枚AAA電芯或再增電電芯均可使用。

-LED顯示功能。

-血氧飽和量顯示:0-100%, 2 位七段數碼顯示。

-脉膊顯示：30-240bpm,3位七段數碼顯示。

-一年保養。