CMS50D1 Fingertip Pulse Oximeter | Portable SpO2 Monitor with Auto-Rotating Display

Fingertip pulse oximeter with SpO2 and pulse rate monitoring, pulse waveform display, auto-rotating screen, adjustable brightness, and low-battery indication. Portable oxygen monitor for home, sports, and clinical use.

The CONTEC CMS50D1 Fingertip Pulse Oximeter is a portable, non-invasive device designed for fast and accurate measurement of blood oxygen saturation (SpO₂) and pulse rate (PR). Adopting Photoelectric Oxyhemoglobin Inspection Technology integrated with Capacity Pulse Scanning & Recording Technology, this compact oximeter delivers reliable results through the fingertip in just 8–10 seconds.

Featuring a clear display with SpO₂ value, pulse rate value, bar graph, and pulse waveform, the CMS50D1 provides comprehensive, easy-to-read measurements at a glance. With auto-rotating display, adjustable screen brightness, automatic standby, and low-voltage indication, this device is designed for user convenience and energy efficiency.

Ideal for home healthcare, hospitals, oxygen bars, community health services, sports enthusiasts, and high-altitude activities. Can be used before or after physical activity—not recommended for use during exercise.

Key Features

🩸 Accurate SpO₂ & Pulse Rate Monitoring

The CMS50D1 provides precise measurement of blood oxygen saturation (SpO₂) and pulse rate (PR) through the fingertip.

• SpO₂ Measuring Range: 0%–100% (resolution 1%)

• SpO₂ Accuracy: ±2% (70%–100%); below 70% unspecified

• Pulse Rate Range: 30–250 bpm (resolution 1 bpm)

• Pulse Rate Accuracy: ±2 bpm or ±2% (whichever is greater)

📊 Comprehensive Display Information

The CMS50D1 screen shows all essential data at a glance:

• SpO₂ value – Blood oxygen saturation percentage

• Pulse rate value & bar graph – Heart rate with visual pulse strength indicator

• Pulse waveform – Real-time plethysmographic waveform

🔄 Auto-Rotating Display

The display direction can be changed automatically, ensuring you can always read measurements comfortably in both portrait and landscape formats—regardless of how you hold the device.

💡 Adjustable Screen Brightness

The screen brightness can be changed, ensuring clear visibility in both bright daylight and dim environments.

⚡ Auto Standby & Low Power Consumption

The device features intelligent power management:

• Automatic standby – Preserves battery life when not in use

• Low power consumption – Powered by 2 × AAA batteries with up to 20 hours of continuous operation

⚠️ Low-Voltage Indication

A low-voltage indicator appears when the battery voltage is too low to work, alerting you to replace batteries before the device becomes inoperable.

📱 Compact & Lightweight Design

• Weight: Approximately 50g

• Dimensions: 7.62 × 2.54 × 5.08 cm

• Small in volume, light in weight – convenient for carrying

• Simple operation – easy to use

🏥 Intended Use

The CMS50D1 is a non-invasive device intended for the spot-check of oxygen saturation of arterial hemoglobin (SpO₂). It is not intended for continuous monitoring.

Specifications

Why Choose the CMS50D1?

Whether you're monitoring your health at home, working in a clinical setting, or tracking fitness performance, the CONTEC CMS50D1 Fingertip Pulse Oximeter delivers the accuracy, reliability, and ease of use you need.

What's Included

• CMS50D1 Fingertip Pulse Oximeter

• 2 × AAA Batteries

• Lanyard (for convenient carrying)

• Travel Case

• User Manual

Applications

The CMS50D1 Pulse Oximeter is suitable for:

• Home Healthcare – Daily oxygen level monitoring

• Hospitals & Clinics – Spot-check screening

• Oxygen Bars – Pre/post-oxygen therapy assessment

• Community Healthcare – Public health screenings

• Sports & Fitness – Performance monitoring for athletes

• Aviation & High-Altitude Activities – Oxygen monitoring at altitude

This device is intended for spot-check use and is not intended for continuous monitoring.

FAQ

Q: What does the CMS50D1 measure?
A: The CMS50D1 measures blood oxygen saturation (SpO₂) and pulse rate (PR) through the fingertip.

Q: What type of display does it have?
A: The CMS50D1 features a clear display showing SpO₂ value, pulse rate value, bar graph, and real-time pulse waveform.

Q: Does the display rotate automatically?
A: Yes. The display direction can be changed automatically for comfortable viewing from any angle.

Q: Can I adjust the screen brightness?
A: Yes. The screen brightness can be changed for optimal visibility in different lighting conditions.

Q: Does the device have an auto-off function?
A: Yes. The CMS50D1 features an automatic standby function to preserve battery life.

Q: How long do the batteries last?
A: Powered by two AAA batteries, the CMS50D1 provides up to 20 hours of continuous operation.

Q: Is there a low battery warning?
A: Yes. A low-voltage indicator appears when the battery voltage is too low to work.

Q: How quickly does it provide a reading?
A: The CMS50D1 delivers fast, reliable readings in just 8–10 seconds.

Q: Can I use it during exercise?
A: The CMS50D1 can be used before or after exercise for performance monitoring, but it is not recommended for use during exercise.

Q: Is this device FDA approved?
A: Yes. The CMS50D1 is FDA and CE approved.

Q: Who is this device suitable for?
A: The CMS50D1 is suitable for home healthcare, hospitals, oxygen bars, community healthcare, sports enthusiasts, and aviation/high-altitude activities.