This guide will help you get the most from your Herz P1 Smart Oximeter device, explain how to wear it, read your results, and answer common questions.
For more details, you can also download the product manual here.
Key Features:
-
Fast and accurate SpO₂ and pulse readings
-
Dual-color OLED display with 6 display modes
-
Battery life indicator
-
Automatically turns off after 8 seconds to save battery
-
Smart alarm alerts for unusual readings
-
Lightweight and portable
Specifications (Quick Reference)
- Measurement Parameters: SpO₂ (70–99%), Pulse Rate (30–240 BPM)
- Accuracy: SpO₂ ±2% (80–99%), ±3% (70–79%), PR ±1 BPM or ±1%
- Power: 2 x AAA 1.5V batteries
- Display: Dual-color OLED / LED
- Size: 2.36 x 1.18 x 1.34 in
- Weight: 30 g
- Power Consumption: <30 mA
How to Use the Herz P1 Oximeter
Step 1: Prepare the Device
-
Insert 2 AAA 1.5V batteries (included) into the device.
-
Make sure the batteries are inserted correctly and the device powers on.
Step 2: Place Your Finger
-
Open the clip and place your fingertip fully inside the oximeter.
-
Make sure your finger is clean, warm, and relaxed.
Step 3: Start Measuring
-
The device will automatically start reading once your finger is in place.
-
Keep your hand still during measurement for accurate results.
Step 4: Read Your Results
The Herz P1 Oximeter displays two main readings:
-
SpO₂ (Blood Oxygen Level): Normal range is typically 95–100%.
-
70–79%: Caution; seek medical advice if persistent
-
Below 70%: Critical; consult a doctor immediately
-
PR (Pulse Rate): Normal resting heart rate is usually 60–100 BPM.
The device shows readings on the OLED screen in one of six modes. You can choose the display mode for convenience.
Step 5: Device Auto Shut-Off
The Herz P1 automatically turns off after 8 seconds of inactivity to save battery.
Understanding the Display
The Herz P1 Oximeter has a dual-color OLED display with six display modes and four display directions:
-
You can switch between modes to see your readings in a layout you prefer.
-
The battery indicator shows remaining battery life.
The smart alarm alerts you if readings fall outside normal ranges.
Tips for Accurate Measurement
-
Warm your hands before measuring; cold fingers may give inaccurate readings.
-
Sit still and avoid movement during the reading.
-
Remove nail polish or artificial nails from the finger used.
-
Do not use fingers with poor circulation or injuries.
-
Replace batteries if the display dims or readings become inconsistent.
Safety Information
-
Not for continuous monitoring—use for spot-checking only.
-
Consult a healthcare professional if readings are abnormal.
-
Keep out of reach of children.
-
Avoid using the device near strong magnetic fields or electronic interference.
Frequently Asked Questions (FAQs)
Q: How do I turn on the Herz P1 Oximeter?
A: Insert batteries and place your finger inside. The device turns on automatically.
Q: How long does it take to get a reading?
A: Usually 5–8 seconds for SpO₂ and pulse rate.
Q: Can I use the device on children?
A: Yes, for children with small fingers, ensure the fingertip fits fully in the clip.
Q: What is a normal SpO₂ reading?
A: 95–100% is normal. Below 90% is considered low oxygen and may need medical attention.
Q: Why is my reading fluctuating?
A: Movement, cold fingers, nail polish, or poor circulation can cause unstable readings. Keep your hand still and warm.
Q: How do I change the display mode?
A: Press the display button to cycle through the 6 OLED display modes and 4 screen orientations.
Q: How long do the batteries last?
A: Battery life depends on usage. The device automatically shuts off after 8 seconds to save power.
Q: What is the alarm feature?
A: The smart alarm alerts you if your SpO₂ or pulse rate falls outside safe ranges.
Q: Can I wear it overnight for monitoring?
A: No, the Herz P1 is designed for spot-checking, not continuous monitoring.
Q: Is it safe to use if I have medical conditions?
A: Yes, but consult a healthcare professional for regular monitoring, especially if you have heart or lung conditions.
Need Help?
If you need assistance:
Email: support@herzp1.com
Phone: (877) 309-3614
When contacting support, include your order number and a short description of the issue.
Still need help? Create a support request with our customer service team and we'd be happy to help.