✅ ORIGINAL ✅ High Quality ✅ KKM Approved Features: ✅ Lightweight & Easy Carry ✅ Real-time Spot Check ✅ LED Display ( Four Color) Specifications: ✅ Color: Blue ✅ Display Type: LED Screen Display ✅ SpO2 Measurement Range: 0% ~ 99% ✅ PR Measurement Range: 30bpm ~ 250bpm ✅ Power: 2 x AAA battery ✅ Power Consumption: below 30mA ✅ Automatic Power-off in 5 seconds when no finger inside the oximeter ✅ Device Dimensions: 57mm*32mm*33mm Box Included : 1 x Pulse Oximeter 1 x Product Manual ‼THESE ARE THE COMMON MANUFACTURER DEFECT ✅Like small scratches, color spot, mark and dark spot Please be noted that customer need to accept this common defect. No exchange for less than 10% small defect. This defect is not too obvious and did not affect the product function.