Smart Bracelet

Thank you for choosing our smart health watch! When using this device for the first time, for your convenience, please read the manual carefully and follow the steps in the manual.

Important Notes

1. Bluetooth Connection

• Please ensure your mobile phone's Bluetooth is turned on and the bracelet is powered on.
• When searching for Bluetooth, ensure the bracelet has not been bound to other accounts.
• Keep the bracelet and mobile phone close together during the Bluetooth search.

2. Charging Requirements

Use a charger with a specification of 5V 0.5-2A. If the device will not be used for an extended period, please turn off the battery and recharge it once a month.

3. Heart Rate Measurement Accuracy

To ensure accurate heart rate test data, after entering the heart rate test mode, please keep your body relaxed and still. Ensure the watch is positioned at the same height as your heart. Avoid speaking during the test period, as this function provides data for observing heart rate changes and is not intended for medical purposes.

Download App to Add Device

Step 1: Download and Install the App

Turn on the device with a charging cable. Open the manual and scan the QR code with your phone to download and install the app. Alternatively, search for "JRing" in the Apple Store or Android App Store. Compatible systems: Android 8.0 and above, Bluetooth 4.0 phones iOS 12.0 and above.

[QR Code for App Download]

Step 2: Bind the Device

Open the mobile app, search for, and select the device to be bound from the app's device list.

Initiating Pairing

Step 1: Turn on your phone's Bluetooth.

Step 2: Open the "JRing" app on your phone. Navigate to the "Devices" interface, click "Add Device," and then "Select Device." (* During pairing, please confirm that the Bluetooth MAC address displayed on the watch is consistent.)

Instructions

1. Charging Diagram

[Diagram: Smart bracelet charging cable connection]

2. Heart Rate Test

After connecting the bracelet to the mobile app, click on the homepage or enter the testing interface. Tap the heart rate testing item to perform the heart rate test. Ensure the bracelet is fastened snugly; a loose fit may prevent accurate heart rate testing.

Function Description

Step Counting

Provides detailed recording of daily steps, distance, and calories.

Sleep Monitoring

Records and displays total sleep duration and up to 7 days of sleep data. Wear the wristband to sleep for accurate detection.

Heart Rate Detection

Measures current heart rate, records, and displays 24-hour heart rate. Automatically monitors heart rate every 15 minutes. This feature requires activation via the automatic heart rate test item on the device interface for setting the repetition cycle.

Multi-Sport Modes

Supports various sports modes including outdoor running, cycling, hiking, brisk walking, and other sports.

Camera Control

Open the mobile app and click/shake the watch on the control interface to take photos.

Frequently Asked Questions

Abnormal Heart Rate Measurement

• Cause: Often due to poor contact between the sensor and the skin during measurement.
• Note: Ensure the sensor maintains full contact with the skin during measurement.

Abnormal Sleep Data

• Reason: Sleep monitoring is designed to simulate perceived sleep states, which may lead to discrepancies.
• Ensure proper attire for sleeping and waking.
• Sleep data is not monitored during the day. Default monitoring is from 9 PM to 11 PM. For more common questions, refer to the "[My User Manual]" within the application.

Precautions

• Avoid charging in damp or humid environments.
• Regularly clean the magnetic charging hole on the back of the bracelet with a soft, clean cloth to ensure a good connection with the magnetic charger for normal charging.
• This product is not supplied with a power adapter. Use a computer's USB port or a power adapter with an output not exceeding 5V/1A. Purchase power adapters from reputable sources to avoid inferior or counterfeit products that could pose fire hazards.
• Measurement results are for reference only and should not be used for medical diagnosis or professional medical guidance.
• This measurement cannot be used for self-diagnosis or treatment.
• The right to modify the content of this manual without prior notice is reserved. Some functions may vary with software version updates, which is normal.

Information to User (FCC Compliance)

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. If this equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.

General RF Exposure Requirement: The device can be used without restriction.