Introduction
Thank you for choosing the CYCPLUS H1 Heart Rate Sensor. This device is designed to provide accurate heart rate data for your fitness activities, compatible with various bike computers and fitness applications via Bluetooth and ANT+ connectivity. Please read this manual carefully before using the device to ensure proper operation and maintenance.

Figure 1: CYCPLUS H1 Heart Rate Monitor
Package Contents
Ensure all items are present in the package:
- CYCPLUS H1 Heart Rate Monitor
- Armband Strap
- Magnetic Charging Cable
- User Manual

Figure 2: Included items: (1) Packing box, (2) Instruction manual, (3) Magnetic charging cable, (4) Heart rate monitor H1.
Setup Guide
1. Strap Installation
Follow these steps to attach the armband strap to the heart rate monitor:

Figure 3: Strap Installation Steps
- Insert one end of the strap into the slot on the monitor (indicated by '1').
- Thread the strap through the buckle (indicated by '2').
- Loop the strap back through the other side of the buckle (indicated by '3').
- Secure the other end of the strap into the remaining slot on the monitor (indicated by '4').
2. Wearing the Device
For accurate heart rate data, proper placement is crucial:
- It is recommended to wear the device on your bicep or forearm skin of either hand.
- Fasten the strap and adjust it to fit snugly and stay in place during activity.
- Adjust to find the best position and length of the strap for more accurate data.
- Note: Fit it snugly on your skin for proper operation. Avoid wearing it too tight or too loose.

Figure 4: Recommended wearing position on the arm.
3. Charging the Device
Before first use, fully charge the device. The CYCPLUS H1 uses a magnetic charging interface:
- Connect the magnetic charging cable to the charging port on the device.
- Connect the USB end of the cable to a standard USB power adapter (5V).
- While charging, the indicator light will flash slowly in red.
- The green light will be continuously on when the device is fully charged.
- Important: Avoid metal objects while charging. Disconnect the charger once fully charged.

Figure 5: Magnetic charging of the device.
Operating Instructions
1. Check Battery Level
While the device is in shutdown state, tap the button once. The indicator light will illuminate for 2 seconds to show the current battery level:
- Green: 100% - 50% battery
- Orange: 50% - 20% battery
- Red: Below 20% battery

Figure 6: Battery level indicator.
2. Power On
Before powering on, ensure you have worn the heart rate monitor correctly:
- Press and hold the button to turn on the device.
- Upon powering on, the indicator light will flash red and green alternately for approximately 5 seconds as it analyzes and calculates the current heart rate.
- After this initial phase, the device will begin normal operation.
3. Heart Rate Indicator Light
While the heart rate monitor is functioning, the indicator light will continue flashing at the same frequency as your heart rate (BPM), and its color will change based on the heart rate value:
- Green light: Heart rate ≤ 80 BPM
- Orange light: 80 BPM < Heart rate ≤ 140 BPM
- Red light: Heart rate ≥ 140 BPM

Figure 7: Heart rate zones indicated by LED color.
4. Connectivity (Bluetooth & ANT+)
The CYCPLUS H1 supports both Bluetooth 5.1 and ANT+ protocols for wide compatibility:
- ANT+ Quick Pairing: Compatible with Garmin, Wahoo, Polar, Zwift, CYCPLUS bike computers, and other ANT+ enabled devices.
- BLE 5.1 Quick Pairing: Compatible with popular fitness apps like Strava, Runtastic, EliteHRV, Garmin Connect, Wahoo Fitness, Adidas Running, Polar Beat, and more.
To pair, ensure the heart rate monitor is powered on and within range of your receiving device. Follow the pairing instructions of your bike computer or fitness app to connect.

Figure 8: Compatibility with bike computers (Garmin, Wahoo, Ride, etc.)

Figure 9: Compatibility with popular fitness apps (Strava, Runtastic, etc.)
5. Power Off
The heart rate monitor will not enter sleep mode or shut down automatically. When not in use:
- Briefly press the button to power it off.
- After shutting down, the indicator light will no longer illuminate.
Maintenance
Cleaning
To ensure hygiene and proper function, clean your device regularly:
- Wipe the sensor and strap with a soft, damp cloth after each use.
- For deeper cleaning, use a mild soap solution and rinse thoroughly.
- Ensure the device is completely dry before storing or recharging.
- Do not use abrasive cleaners or solvents, as these can damage the device.

Figure 10: IPX67 Water & Sweatproof rating. Not recommended for swimming.
Storage
- Store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- If storing for an extended period, ensure the battery is partially charged (around 50%) to prolong battery life.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Low battery; Device malfunction. | Charge the device fully. If problem persists, contact support. |
| Cannot pair with bike computer/app. | Device not on; Out of range; Interference; Incorrect pairing procedure. | Ensure device is powered on. Bring devices closer. Turn off other Bluetooth/ANT+ devices. Follow pairing instructions for both devices. Restart both devices. |
| Inaccurate heart rate readings. | Improper wearing; Sensor not clean; Interference. | Adjust strap for a snug fit on bicep/forearm. Clean sensor area. Avoid strong electromagnetic fields. |
| Device turns on but LED turns white then off. | Internal fault. | This indicates a potential hardware issue. Contact customer support for assistance. |
Specifications
| Feature | Detail |
|---|---|
| Model | H1 |
| Dimensions | 43 x 44 x 12 mm |
| Weight | 13g |
| Waterproof Rating | IPX6 (Water & Sweatproof, not for swimming) |
| Operating Temperature | -10°C ~ 60°C |
| Battery Type | 3.7V 90 mAh rechargeable |
| Charging Mode | 5V Magnetic Charging |
| Charging Time | Approximately 30 minutes |
| Battery Life | Up to 110 hours (depends on environmental and personal factors) |
| Wireless Protocols | ANT+, Bluetooth Low Energy (BLE 5.1) |
Note: This device is not a medical device and is not intended for use in medical diagnosis, treatment, or for any other medical purpose.
User Tips
Based on user feedback, here are some tips for an optimal experience:
- Comfort: Users find the device comfortable and lightweight, making it suitable for extended workouts.
- Compatibility: It connects smoothly with a wide range of fitness apps and bike computers, including CYCPLUS M1/M2, Garmin, Wahoo, Strava, and Adidas Running.
- Value: Many users highlight its excellent value for money, offering reliable performance at an accessible price point.
- Battery Monitoring: While battery life is long, some users note a 10-20% decrease after about 50km of use, so keep an eye on the battery indicator for longer sessions.
Frequently Asked Questions (FAQ)
- Q: Does it connect to Garmin devices?
- A: Yes, it connects reliably with Garmin bike computers and other Garmin devices via ANT+.
- Q: Is it compatible with Strava and Adidas Running app?
- A: Yes, it connects easily and works well with popular fitness apps like Strava and Adidas Running via Bluetooth.
- Q: How do I turn on the device?
- A: Press and hold the power button for a few seconds until the indicator light activates.
- Q: Can I wear it on my torso for cycling?
- A: The manual recommends wearing the device on your bicep or forearm for optimal accuracy.
- Q: Is it compatible with iGPSPORT or XOSS bike computers?
- A: Yes, multiple users confirm successful pairing and stable performance with iGPSPORT (e.g., 300, 100s) and XOSS (e.g., G+, G2) bike computers via Bluetooth or ANT+.
Warranty & Support
Warranty
The CYCPLUS H1 Heart Rate Monitor comes with a warranty for free replacement or repair within 1 year from the date of purchase. Please retain your proof of purchase for warranty claims.
After-Sale Service
For any questions, technical support, or warranty claims, please contact our customer service team:
Email: steven@cycplus.com
You can also refer to the original PDF user manual for additional language options: View PDF Manual
Manufacturer: Chengdu Chendian Intelligent Technology Co., Ltd