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Fingertip Pulse Oximeter – 5 Seconds Fast SpO2 & Heart Rate Monitor with HD Large Screen Display
Upgrade your home health monitoring with the LK89 Pulse Oximeter. Get accurate Blood Oxygen (SpO₂) and Heart Rate readings in just 5 seconds. Features a clear HD large screen, suitable for sports enthusiasts, seniors, and daily use. Fast shipping available.
Clear readings at a glance — even in low light.
FAST & RELIABLE
Get results in 5 seconds with just one click.
Fingertip Pulse Oximeter
Accurate SpO₂ & Heart Rate Monitoring for Home Use
The LK89 is a portable, high-precision pulse oximeter designed for quick and reliable health checks. Whether you're an athlete monitoring performance, a senior managing respiratory health, or simply tracking daily wellness, this device provides clear, actionable data in seconds.
🔹 HD Large Screen Display
Ultra-clear digital readout — results are visible even in bright sunlight or darkness
Displays %SpO₂, Pulse Rate (BPM), and Pulse Bar Graph simultaneously
🔹 Fast & Accurate Measurement
Takes just 5 seconds to deliver stable readings
Advanced chip ensures high accuracy for both Blood Oxygen Saturation and Heart Rate
🔹 Smart Alerts
Blood Oxygen Index:
≥95% – Normal
92–94% – Low, attention required
≤92% – Critical, seek medical attention immediately
Heart Rate Index:
>100 bpm – Too high
<60 bpm – Too low
Prompt alerts help you stay informed
🔹 Portable & User-Friendly
Compact size: 6cm × 3.8cm × 3.5cm (2.36in × 1.5in × 1.38in)
One-button operation, suitable for all ages
Comes with a hanging rope for easy carrying
Parameter Details
Model LK89
Measurement Range (SpO₂) 70–99%
Accuracy (SpO₂) ±2% (70–99%)
Heart Rate Range 30–250 bpm
Heart Rate Accuracy ±2 bpm or ±2%
Display HD Large Screen
Battery 2 × AAA (included)
Auto Shutdown After 8 seconds of inactivity
Dimensions 6cm × 3.8cm × 3.5cm
Understanding your readings helps you take action.
%SpO₂ Level Status Recommendation
≥95% Normal Maintain healthy habits
92–94% Low Oxygen Monitor closely, rest, and ensure proper ventilation
≤92% Danger Seek immediate medical attention
Note: The LK89 is a screening device. Always consult a healthcare professional for medical diagnosis.
What's in the Box?
1 × LK89 Pulse Oximeter
1 × Hanging Rope
1 × User Manual / Specification Sheet
1 × Certificate of Conformity

